Linux · Security advisory · July 1, 2025

RHSA-2025:10074: firefox security update

RHSA-2025:10074, released July 1, 2025, fixes 4 CVEs in firefox (version 0:128.12.0-1.el8_10). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0796
94th percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 4 Routine 0

Fixed package versions

ProductReleaseFixed in
firefoxRHEL 80:128.12.0-1.el8_10

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2025-6424 Use-after-free in FontFaceSet 9.8 0.0796 None reported
High CVE-2025-6429 Incorrect parsing of URLs could have allowed embedding of youtube.com 7.5 0.0036 None reported
High CVE-2025-6425 The WebCompat WebExtension shipped with Firefox exposed a persistent UUID 7.5 0.0031 None reported
High CVE-2025-6430 Content-Disposition header ignored when a file is included in an embed or object tag 7.5 0.0027 None reported
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