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Red Hat Enterprise Linux 8 RHSA-2022:7715-01 Moderate libxml2 XSS Attack

red hat
Calendar Grey November 8, 2022
Scroller Redhat
A new libxml2 update has been issued for Red Hat Enterprise Linux 8, enhancing defenses against XML parsing vulnerabilities and cross-site scripting (XSS) threats.
An update for libxml2 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

The desktop must be restarted (log out, then log back in) for this update to take effect.

Summary

The libxml2 library is a development toolbox providing the implementation of various XML standards.
Security Fix(es):
* libxml2: Incorrect server side include parsing can lead to XSS (CVE-2016-3709)
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 8.7 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate update security impact red hat enterprise linux libxml2 xss issue

References

https://access.redhat.com/security/cve/CVE-2016-3709 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.7_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: libxml2-debuginfo-2.9.7-15.el8.aarch64.rpm libxml2-debugsource-2.9.7-15.el8.aarch64.rpm libxml2-devel-2.9.7-15.el8.aarch64.rpm python3-libxml2-debuginfo-2.9.7-15.el8.aarch64.rpm
ppc64le: libxml2-debuginfo-2.9.7-15.el8.ppc64le.rpm libxml2-debugsource-2.9.7-15.el8.ppc64le.rpm libxml2-devel-2.9.7-15.el8.ppc64le.rpm python3-libxml2-debuginfo-2.9.7-15.el8.ppc64le.rpm
s390x: libxml2-debuginfo-2.9.7-15.el8.s390x.rpm libxml2-debugsource-2.9.7-15.el8.s390x.rpm libxml2-devel-2.9.7-15.el8.s390x.rpm python3-libxml2-debuginfo-2.9.7-15.el8.s390x.rpm
x86_64: libxml2-debuginfo-2.9.7-15.el8.i686.rpm libxml2-debuginfo-2.9.7-15.el8.x86_64.rpm libxml2-debugsource-2.9.7-15.el8.i686.rpm libxml2-debugsource-2.9.7-15.el8.x86_64.rpm libxml2-devel-2.9.7-15.el8.i686.rpm libxml2-devel-2.9.7-15.el8.x86_64.rpm python3-libxml2-debuginfo-2.9.7-15.el8.i686.rpm python3-libxml2-debuginfo-2.9.7-15.el8.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 8):
Source: libxml2-2.9.7-15.el8.src.rpm
aarch64: libxml2-2.9.7-15.el8.aarch64.rpm libxml2-debuginfo-2.9.7-15.el8.aarch64.rpm libxml2-debugsource-2.9.7-15.el8.aarch64.rpm python3-libxml2-2.9.7-15.el8.aarch64.rpm python3-libxml2-debuginfo-2.9.7-15.el8.aarch64.rpm
ppc64le: libxml2-2.9.7-15.el8.ppc64le.rpm

Read the Full Advisory


Advisory ID: RHSA-2022:7715-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:7715
Issue date: 2022-11-08

Topic

An update for libxml2 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 update security impact red hat enterprise linux libxml2 xss issue

Relevant Releases Architectures

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

2112766 - CVE-2016-3709 libxml2: Incorrect server side include parsing can lead to XSS

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