-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

====================================================================                   Red Hat Security Advisory

Synopsis:          Moderate: devtoolset-10-gcc security update
Advisory ID:       RHSA-2021:4039-01
Product:           Red Hat Software Collections
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4039
Issue date:        2021-11-01
CVE Names:         CVE-2021-42574 
====================================================================
1. Summary:

An update for devtoolset-10-gcc is now available for Red Hat Software
Collections.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) - ppc64, ppc64le, s390x, x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - x86_64

3. Description:

The GNU Compiler Collection (GCC) is a portable compiler suite with support
for various programming languages, including C, C++, and Fortran. The
devtoolset-10-gcc packages provide the Red Hat Developer Toolset 10 version
of GCC, as well as related libraries.

Security Fix(es):

* Developer environment: Unicode's bidirectional (BiDi) override characterscan cause trojan source attacks (CVE-2021-42574)

The following changes were introduced in binutils in order to facilitate
detection of BiDi Unicode characters:

This gcc update implements -Wbidirectional=[none|unpaired|any] to warn
about possibly dangerous bidirectional characters.
There are three levels of warning supported by GCC:
"-Wbidirectional=unpaired", which warns about improperly terminated bidi
contexts. (This is the default)
"-Wbidirectional=none", turns the warning off.
"-Wbidirectional=any" warns about any use of bidirectional characters.

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

2005819 - CVE-2021-42574 Developer environment: Unicode's bidirectional (BiDi) override characters can cause trojan source attacks

6. Package List:

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):

Source:
devtoolset-10-gcc-10.2.1-11.2.el7.src.rpm

ppc64:
devtoolset-10-gcc-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-liblsan-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libtsan-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.ppc64.rpm
libasan6-10.2.1-11.2.el7.ppc64.rpm
liblsan-10.2.1-11.2.el7.ppc64.rpm
libtsan-10.2.1-11.2.el7.ppc64.rpm
libubsan1-10.2.1-11.2.el7.ppc64.rpm

ppc64le:
devtoolset-10-gcc-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-liblsan-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libtsan-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.ppc64le.rpm
libasan6-10.2.1-11.2.el7.ppc64le.rpm
liblsan-10.2.1-11.2.el7.ppc64le.rpm
libtsan-10.2.1-11.2.el7.ppc64le.rpm
libubsan1-10.2.1-11.2.el7.ppc64le.rpm

s390x:
devtoolset-10-gcc-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.s390x.rpm
libasan6-10.2.1-11.2.el7.s390x.rpm
libubsan1-10.2.1-11.2.el7.s390x.rpm

x86_64:
devtoolset-10-gcc-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.i686.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-liblsan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libtsan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.x86_64.rpm
libasan6-10.2.1-11.2.el7.i686.rpm
libasan6-10.2.1-11.2.el7.x86_64.rpm
liblsan-10.2.1-11.2.el7.x86_64.rpm
libtsan-10.2.1-11.2.el7.x86_64.rpm
libubsan1-10.2.1-11.2.el7.i686.rpm
libubsan1-10.2.1-11.2.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7):

Source:
devtoolset-10-gcc-10.2.1-11.2.el7.src.rpm

ppc64:
devtoolset-10-gcc-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-liblsan-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libtsan-devel-10.2.1-11.2.el7.ppc64.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.ppc64.rpm
libasan6-10.2.1-11.2.el7.ppc64.rpm
liblsan-10.2.1-11.2.el7.ppc64.rpm
libtsan-10.2.1-11.2.el7.ppc64.rpm
libubsan1-10.2.1-11.2.el7.ppc64.rpm

ppc64le:
devtoolset-10-gcc-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-liblsan-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libtsan-devel-10.2.1-11.2.el7.ppc64le.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.ppc64le.rpm
libasan6-10.2.1-11.2.el7.ppc64le.rpm
liblsan-10.2.1-11.2.el7.ppc64le.rpm
libtsan-10.2.1-11.2.el7.ppc64le.rpm
libubsan1-10.2.1-11.2.el7.ppc64le.rpm

s390x:
devtoolset-10-gcc-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.s390x.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.s390x.rpm
libasan6-10.2.1-11.2.el7.s390x.rpm
libubsan1-10.2.1-11.2.el7.s390x.rpm

x86_64:
devtoolset-10-gcc-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.i686.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-liblsan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libtsan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.x86_64.rpm
libasan6-10.2.1-11.2.el7.i686.rpm
libasan6-10.2.1-11.2.el7.x86_64.rpm
liblsan-10.2.1-11.2.el7.x86_64.rpm
libtsan-10.2.1-11.2.el7.x86_64.rpm
libubsan1-10.2.1-11.2.el7.i686.rpm
libubsan1-10.2.1-11.2.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7):

Source:
devtoolset-10-gcc-10.2.1-11.2.el7.src.rpm

x86_64:
devtoolset-10-gcc-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-c++-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.i686.rpm
devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libasan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libatomic-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libgccjit-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libitm-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-liblsan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libtsan-devel-10.2.1-11.2.el7.x86_64.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.i686.rpm
devtoolset-10-libubsan-devel-10.2.1-11.2.el7.x86_64.rpm
libasan6-10.2.1-11.2.el7.i686.rpm
libasan6-10.2.1-11.2.el7.x86_64.rpm
liblsan-10.2.1-11.2.el7.x86_64.rpm
libtsan-10.2.1-11.2.el7.x86_64.rpm
libubsan1-10.2.1-11.2.el7.i686.rpm
libubsan1-10.2.1-11.2.el7.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2021-42574
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/security/vulnerabilities/RHSB-2021-007

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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Zfa/
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce

RedHat: RHSA-2021-4039:01 Moderate: devtoolset-10-gcc security update

An update for devtoolset-10-gcc is now available for Red Hat Software Collections

Summary

The GNU Compiler Collection (GCC) is a portable compiler suite with support for various programming languages, including C, C++, and Fortran. The devtoolset-10-gcc packages provide the Red Hat Developer Toolset 10 version of GCC, as well as related libraries.
Security Fix(es):
* Developer environment: Unicode's bidirectional (BiDi) override characterscan cause trojan source attacks (CVE-2021-42574)
The following changes were introduced in binutils in order to facilitate detection of BiDi Unicode characters:
This gcc update implements -Wbidirectional=[none|unpaired|any] to warn about possibly dangerous bidirectional characters. There are three levels of warning supported by GCC: "-Wbidirectional=unpaired", which warns about improperly terminated bidi contexts. (This is the default) "-Wbidirectional=none", turns the warning off. "-Wbidirectional=any" warns about any use of bidirectional characters.
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.



Summary


Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258

References

https://access.redhat.com/security/cve/CVE-2021-42574 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/security/vulnerabilities/RHSB-2021-007

Package List

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):
Source: devtoolset-10-gcc-10.2.1-11.2.el7.src.rpm
ppc64: devtoolset-10-gcc-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-liblsan-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libtsan-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.ppc64.rpm libasan6-10.2.1-11.2.el7.ppc64.rpm liblsan-10.2.1-11.2.el7.ppc64.rpm libtsan-10.2.1-11.2.el7.ppc64.rpm libubsan1-10.2.1-11.2.el7.ppc64.rpm
ppc64le: devtoolset-10-gcc-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-liblsan-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libtsan-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.ppc64le.rpm libasan6-10.2.1-11.2.el7.ppc64le.rpm liblsan-10.2.1-11.2.el7.ppc64le.rpm libtsan-10.2.1-11.2.el7.ppc64le.rpm libubsan1-10.2.1-11.2.el7.ppc64le.rpm
s390x: devtoolset-10-gcc-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.s390x.rpm libasan6-10.2.1-11.2.el7.s390x.rpm libubsan1-10.2.1-11.2.el7.s390x.rpm
x86_64: devtoolset-10-gcc-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.i686.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.i686.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-liblsan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libtsan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.x86_64.rpm libasan6-10.2.1-11.2.el7.i686.rpm libasan6-10.2.1-11.2.el7.x86_64.rpm liblsan-10.2.1-11.2.el7.x86_64.rpm libtsan-10.2.1-11.2.el7.x86_64.rpm libubsan1-10.2.1-11.2.el7.i686.rpm libubsan1-10.2.1-11.2.el7.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7):
Source: devtoolset-10-gcc-10.2.1-11.2.el7.src.rpm
ppc64: devtoolset-10-gcc-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-liblsan-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libtsan-devel-10.2.1-11.2.el7.ppc64.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.ppc64.rpm libasan6-10.2.1-11.2.el7.ppc64.rpm liblsan-10.2.1-11.2.el7.ppc64.rpm libtsan-10.2.1-11.2.el7.ppc64.rpm libubsan1-10.2.1-11.2.el7.ppc64.rpm
ppc64le: devtoolset-10-gcc-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-liblsan-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libtsan-devel-10.2.1-11.2.el7.ppc64le.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.ppc64le.rpm libasan6-10.2.1-11.2.el7.ppc64le.rpm liblsan-10.2.1-11.2.el7.ppc64le.rpm libtsan-10.2.1-11.2.el7.ppc64le.rpm libubsan1-10.2.1-11.2.el7.ppc64le.rpm
s390x: devtoolset-10-gcc-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.s390x.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.s390x.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.s390x.rpm libasan6-10.2.1-11.2.el7.s390x.rpm libubsan1-10.2.1-11.2.el7.s390x.rpm
x86_64: devtoolset-10-gcc-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.i686.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.i686.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-liblsan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libtsan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.x86_64.rpm libasan6-10.2.1-11.2.el7.i686.rpm libasan6-10.2.1-11.2.el7.x86_64.rpm liblsan-10.2.1-11.2.el7.x86_64.rpm libtsan-10.2.1-11.2.el7.x86_64.rpm libubsan1-10.2.1-11.2.el7.i686.rpm libubsan1-10.2.1-11.2.el7.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7):
Source: devtoolset-10-gcc-10.2.1-11.2.el7.src.rpm
x86_64: devtoolset-10-gcc-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-c++-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.i686.rpm devtoolset-10-gcc-debuginfo-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-gdb-plugin-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-gfortran-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-gcc-plugin-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libasan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libatomic-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.i686.rpm devtoolset-10-libgccjit-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libgccjit-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libgccjit-docs-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libitm-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-liblsan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libquadmath-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libstdc++-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libstdc++-docs-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libtsan-devel-10.2.1-11.2.el7.x86_64.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.i686.rpm devtoolset-10-libubsan-devel-10.2.1-11.2.el7.x86_64.rpm libasan6-10.2.1-11.2.el7.i686.rpm libasan6-10.2.1-11.2.el7.x86_64.rpm liblsan-10.2.1-11.2.el7.x86_64.rpm libtsan-10.2.1-11.2.el7.x86_64.rpm libubsan1-10.2.1-11.2.el7.i686.rpm libubsan1-10.2.1-11.2.el7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Severity
Advisory ID: RHSA-2021:4039-01
Product: Red Hat Software Collections
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4039
Issued Date: : 2021-11-01
CVE Names: CVE-2021-42574

Topic

An update for devtoolset-10-gcc is now available for Red Hat SoftwareCollections.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.


Topic


 

Relevant Releases Architectures

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) - ppc64, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - x86_64


Bugs Fixed

2005819 - CVE-2021-42574 Developer environment: Unicode's bidirectional (BiDi) override characters can cause trojan source attacks


Related News