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Red Hat Enterprise Linux 8 RHSA-2022-0818-01 Critical: Firefox Update

red hat
Calendar Grey March 10, 2022
Dist Redhat Esm H88
Mozilla Firefox has been issued a crucial security patch for Red Hat Enterprise Linux, targeting various vulnerabilities.
An update for firefox 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

After installing the update, Firefox must be restarted for the changes to take effect.

Summary

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 91.7.0 ESR.
Security Fix(es):
* Mozilla: Use-after-free in XSLT parameter processing (CVE-2022-26485)
* Mozilla: Use-after-free in WebGPU IPC Framework (CVE-2022-26486)
* expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)
* expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution (CVE-2022-25236)
* expat: Integer overflow in storeRawNames() (CVE-2022-25315)
* Mozilla: Use-after-free in text reflows (CVE-2022-26381)
* Mozilla: Browser window spoof using fullscreen mode (CVE-2022-26383)
* Mozilla: iframe allow-scripts sandbox bypass (CVE-2022-26384)
* Mozilla: Time-of-check time-of-use bug when verifying add-on signatures (CVE-2022-26387)
* Mozilla: Temporary files downloaded to /tmp and accessible by other local users (CVE-2022-26386)
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.

Topics%20covered

Topics Covered

security advisory critical arbitrary code execution doS red hat enterprise linux firefox update

References

https://access.redhat.com/security/cve/CVE-2022-25235 https://access.redhat.com/security/cve/CVE-2022-25236 https://access.redhat.com/security/cve/CVE-2022-25315 https://access.redhat.com/security/cve/CVE-2022-26381 https://access.redhat.com/security/cve/CVE-2022-26383 https://access.redhat.com/security/cve/CVE-2022-26384 https://access.redhat.com/security/cve/CVE-2022-26386 https://access.redhat.com/security/cve/CVE-2022-26387 https://access.redhat.com/security/cve/CVE-2022-26485 https://access.redhat.com/security/cve/CVE-2022-26486 https://access.redhat.com/security/updates/classification#critical

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: firefox-91.7.0-3.el8_5.src.rpm
aarch64: firefox-91.7.0-3.el8_5.aarch64.rpm firefox-debuginfo-91.7.0-3.el8_5.aarch64.rpm firefox-debugsource-91.7.0-3.el8_5.aarch64.rpm
ppc64le: firefox-91.7.0-3.el8_5.ppc64le.rpm firefox-debuginfo-91.7.0-3.el8_5.ppc64le.rpm firefox-debugsource-91.7.0-3.el8_5.ppc64le.rpm
s390x: firefox-91.7.0-3.el8_5.s390x.rpm firefox-debuginfo-91.7.0-3.el8_5.s390x.rpm firefox-debugsource-91.7.0-3.el8_5.s390x.rpm
x86_64: firefox-91.7.0-3.el8_5.x86_64.rpm firefox-debuginfo-91.7.0-3.el8_5.x86_64.rpm firefox-debugsource-91.7.0-3.el8_5.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
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:0818-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0818
Issue date: 2022-03-10

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Critical. 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 critical arbitrary code execution doS red hat enterprise linux firefox update

Relevant Releases Architectures

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

Bugs Fixed

2056363 - CVE-2022-25315 expat: Integer overflow in storeRawNames()

2056366 - CVE-2022-25235 expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

2056370 - CVE-2022-25236 expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution

2061735 - CVE-2022-26486 Mozilla: Use-after-free in WebGPU IPC Framework

2061736 - CVE-2022-26485 Mozilla: Use-after-free in XSLT parameter processing

2062220 - CVE-2022-26383 Mozilla: Browser window spoof using fullscreen mode

2062221 - CVE-2022-26384 Mozilla: iframe allow-scripts sandbox bypass

2062222 - CVE-2022-26387 Mozilla: Time-of-check time-of-use bug when verifying add-on signatures

2062223 - CVE-2022-26381 Mozilla: Use-after-free in text reflows

2062224 - CVE-2022-26386 Mozilla: Temporary files downloaded to /tmp and accessible by other local users

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