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Red Hat Enterprise Linux 8 RHSA-2020:1864-01 Moderate: Gcc Security Fix

red hat
Calendar Grey April 28, 2020
Dist Redhat Esm H88
Critical patch release for gcc on Red Hat Enterprise Linux 8 aimed at resolving stability concerns and improving overall security measures.
An update for gcc is now available for Red Hat Enterprise Linux 8

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

Summary

The gcc packages provide compilers for C, C++, Java, Fortran, Objective C, and Ada 95 GNU, as well as related support libraries.
Security Fix(es):
* gcc: POWER9 "DARN" RNG intrinsic produces repeated output (CVE-2019-15847)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.2 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate bug fix Red Hat Enterprise Linux security impact gcc POWER9

References

https://access.redhat.com/security/cve/CVE-2019-15847 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.2_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: cpp-8.3.1-5.el8.aarch64.rpm cpp-debuginfo-8.3.1-5.el8.aarch64.rpm gcc-8.3.1-5.el8.aarch64.rpm gcc-c++-8.3.1-5.el8.aarch64.rpm gcc-c++-debuginfo-8.3.1-5.el8.aarch64.rpm gcc-debuginfo-8.3.1-5.el8.aarch64.rpm gcc-debugsource-8.3.1-5.el8.aarch64.rpm gcc-gdb-plugin-8.3.1-5.el8.aarch64.rpm gcc-gdb-plugin-debuginfo-8.3.1-5.el8.aarch64.rpm gcc-gfortran-8.3.1-5.el8.aarch64.rpm gcc-gfortran-debuginfo-8.3.1-5.el8.aarch64.rpm gcc-plugin-devel-debuginfo-8.3.1-5.el8.aarch64.rpm libasan-debuginfo-8.3.1-5.el8.aarch64.rpm libatomic-debuginfo-8.3.1-5.el8.aarch64.rpm libgcc-debuginfo-8.3.1-5.el8.aarch64.rpm libgfortran-debuginfo-8.3.1-5.el8.aarch64.rpm libgomp-debuginfo-8.3.1-5.el8.aarch64.rpm libitm-debuginfo-8.3.1-5.el8.aarch64.rpm libitm-devel-8.3.1-5.el8.aarch64.rpm liblsan-debuginfo-8.3.1-5.el8.aarch64.rpm libstdc++-debuginfo-8.3.1-5.el8.aarch64.rpm libstdc++-devel-8.3.1-5.el8.aarch64.rpm libstdc++-docs-8.3.1-5.el8.aarch64.rpm libtsan-debuginfo-8.3.1-5.el8.aarch64.rpm libubsan-debuginfo-8.3.1-5.el8.aarch64.rpm
ppc64le: cpp-8.3.1-5.el8.ppc64le.rpm cpp-debuginfo-8.3.1-5.el8.ppc64le.rpm gcc-8.3.1-5.el8.ppc64le.rpm gcc-c++-8.3.1-5.el8.ppc64le.rpm gcc-c++-debuginfo-8.3.1-5.el8.ppc64le.rpm gcc-debuginfo-8.3.1-5.el8.ppc64le.rpm

Read the Full Advisory


Advisory ID: RHSA-2020:1864-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1864
Issue date: 2020-04-28

Topic

An update for gcc is now available for Red Hat Enterprise Linux 8.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.

Topics%20covered

Topics Covered

security advisory moderate bug fix Red Hat Enterprise Linux security impact gcc POWER9

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1480664 - gcc: Inline expansion of string functions very slow on most x86 CPUs when optimizing for size

1755523 - CVE-2019-15847 gcc: POWER9 "DARN" RNG intrinsic produces repeated output

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