CVE-2023-5129

firefox: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This...

CVE-2023-5129 is fixed in 6 products on 1 platform, first by RHSA-2023:5184, released September 18, 2023. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
9.6
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
n/a

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 102.15.1 ESR. Security Fix(es): * libwebp: Heap buffer overflow in WebP Codec (CVE-2023-4863) 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.

Where it's fixed

ProductFixed inFixReleased
Linux
firefox · RHEL 8 0:102.15.1-1.el8_8 RHSA-2023:5184 Sep 18, 2023
firefox · RHEL 9 0:102.15.1-1.el9_2 RHSA-2023:5200 Sep 18, 2023
firefox-x11 · RHEL 9 0:102.15.1-1.el9_2 RHSA-2023:5200 Sep 18, 2023
libwebp · RHEL 8 0:1.0.0-8.el8_8.1 RHSA-2023:5309 Sep 20, 2023
libwebp · RHEL 9 0:1.2.0-7.el9_2 RHSA-2023:5214 Sep 19, 2023
libwebp · rocky 9 0:1.2.0-7.el9_2 RLSA-2023:5214 Oct 6, 2023
libwebp-devel · RHEL 8 0:1.0.0-8.el8_8.1 RHSA-2023:5309 Sep 20, 2023
libwebp-devel · RHEL 9 0:1.2.0-7.el9_2 RHSA-2023:5214 Sep 19, 2023
libwebp-tools · RHEL 9 0:1.2.0-7.el9_2 RHSA-2023:5214 Sep 19, 2023
thunderbird · RHEL 8 0:102.15.1-1.el8_8 RHSA-2023:5201 Sep 18, 2023
thunderbird · RHEL 9 0:102.15.1-1.el9_2 RHSA-2023:5224 Sep 19, 2023
thunderbird · rocky 8 0:102.15.1-1.el8_8 RLSA-2023:5201 Oct 6, 2023

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