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

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

Synopsis:          Moderate: annobin security update
Advisory ID:       RHSA-2021:4599-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4599
Issue date:        2021-11-10
CVE Names:         CVE-2021-42574 
====================================================================
1. Summary:

An update for annobin is now available for Red Hat Enterprise Linux 8.1
Extended Update Support.

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 Enterprise Linux AppStream EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64

3. Description:

Annobin provides a compiler plugin to annotate and tools to examine
compiled binary files.

Security Fix(es):

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

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

This update of annobin adds a new annocheck test to detect the presence of
multibyte characters in symbol names.

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 Enterprise Linux AppStream EUS (v. 8.1):

Source:
annobin-8.78-1.el8_1.1.src.rpm

aarch64:
annobin-8.78-1.el8_1.1.aarch64.rpm
annobin-debuginfo-8.78-1.el8_1.1.aarch64.rpm
annobin-debugsource-8.78-1.el8_1.1.aarch64.rpm

ppc64le:
annobin-8.78-1.el8_1.1.ppc64le.rpm
annobin-debuginfo-8.78-1.el8_1.1.ppc64le.rpm
annobin-debugsource-8.78-1.el8_1.1.ppc64le.rpm

s390x:
annobin-8.78-1.el8_1.1.s390x.rpm
annobin-debuginfo-8.78-1.el8_1.1.s390x.rpm
annobin-debugsource-8.78-1.el8_1.1.s390x.rpm

x86_64:
annobin-8.78-1.el8_1.1.x86_64.rpm
annobin-debuginfo-8.78-1.el8_1.1.x86_64.rpm
annobin-debugsource-8.78-1.el8_1.1.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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w/JN
-----END PGP SIGNATURE-----

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