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Red Hat: RHSA-2020-4539-01 Moderate: pcre2 Out Of Bounds Issue

red hat
Calendar Grey November 3, 2020
Dist Redhat Esm H88
A new version of pcre2 in Red Hat 8 now resolves several moderate security vulnerabilities. Discover the specifics and solutions provided.
An update for pcre2 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 pcre2 package contains a new generation of the Perl Compatible Regular Expression libraries for implementing regular expression pattern matching using the same syntax and semantics as Perl.
Security Fix(es):
* pcre: Out of bounds read in JIT mode when X is used in non-UTF mode (CVE-2019-20454)
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 8.3 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat update security impact out of bounds pcre2

References

https://access.redhat.com/security/cve/CVE-2019-20454 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: pcre2-10.32-2.el8.src.rpm
aarch64: pcre2-10.32-2.el8.aarch64.rpm pcre2-debuginfo-10.32-2.el8.aarch64.rpm pcre2-debugsource-10.32-2.el8.aarch64.rpm pcre2-devel-10.32-2.el8.aarch64.rpm pcre2-tools-debuginfo-10.32-2.el8.aarch64.rpm pcre2-utf16-10.32-2.el8.aarch64.rpm pcre2-utf16-debuginfo-10.32-2.el8.aarch64.rpm pcre2-utf32-10.32-2.el8.aarch64.rpm pcre2-utf32-debuginfo-10.32-2.el8.aarch64.rpm
ppc64le: pcre2-10.32-2.el8.ppc64le.rpm pcre2-debuginfo-10.32-2.el8.ppc64le.rpm pcre2-debugsource-10.32-2.el8.ppc64le.rpm pcre2-devel-10.32-2.el8.ppc64le.rpm pcre2-tools-debuginfo-10.32-2.el8.ppc64le.rpm pcre2-utf16-10.32-2.el8.ppc64le.rpm pcre2-utf16-debuginfo-10.32-2.el8.ppc64le.rpm pcre2-utf32-10.32-2.el8.ppc64le.rpm pcre2-utf32-debuginfo-10.32-2.el8.ppc64le.rpm
s390x: pcre2-10.32-2.el8.s390x.rpm pcre2-debuginfo-10.32-2.el8.s390x.rpm pcre2-debugsource-10.32-2.el8.s390x.rpm pcre2-devel-10.32-2.el8.s390x.rpm pcre2-tools-debuginfo-10.32-2.el8.s390x.rpm pcre2-utf16-10.32-2.el8.s390x.rpm pcre2-utf16-debuginfo-10.32-2.el8.s390x.rpm pcre2-utf32-10.32-2.el8.s390x.rpm pcre2-utf32-debuginfo-10.32-2.el8.s390x.rpm
x86_64: pcre2-10.32-2.el8.i686.rpm pcre2-10.32-2.el8.x86_64.rpm pcre2-debuginfo-10.32-2.el8.i686.rpm

Read the Full Advisory


Advisory ID: RHSA-2020:4539-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4539
Issue date: 2020-11-03

Topic

An update for pcre2 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 Red Hat update security impact out of bounds pcre2

Relevant Releases Architectures

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

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

Bugs Fixed

1735494 - CVE-2019-20454 pcre: Out of bounds read in JIT mode when X is used in non-UTF mode

1822698 - Add pcre2-tools package to CodeReady Builder repository

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