Linux · Security advisory · September 19, 2023

RHSA-2023:5214: Security update for 3 packages

RHSA-2023:5214, released September 19, 2023, fixes 2 CVEs across 3 products. One of them is being exploited (CVE-2023-4863); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV1 publicly disclosed
CVEs closed
2
None rated Critical
Exploited
1
CVE-2023-4863
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.9998
99th percentile

Priority of the 2 CVEs

Patch now 1 Urgent 0 High 1 Routine 0

Fixed package versions

ProductReleaseFixed in
libwebpRHEL 90:1.2.0-7.el9_2
libwebp-develRHEL 90:1.2.0-7.el9_2
libwebp-toolsRHEL 90:1.2.0-7.el9_2

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Patch now CVE-2023-4863 Chromium: CVE-2023-4863 Heap buffer overflow in WebP 9.6 0.9998 KEVDisclosedExploited
High CVE-2023-5129 firefox: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This... 9.6 n/a None reported
Showing 1 to 2 of 2 1