Red Hat Security AdvisoryRHSA-2021:3154
firefox security update
Released 2021-08-16 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux Client (v. 7) firefox-78.13.0-2.el7_9
- Red Hat Enterprise Linux Client Optional (v. 7) firefox-78.13.0-2.el7_9
- Red Hat Enterprise Linux Server (v. 7) firefox-78.13.0-2.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7) firefox-78.13.0-2.el7_9
- Red Hat Enterprise Linux Workstation (v. 7) firefox-78.13.0-2.el7_9
- Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-78.13.0-2.el7_9
Fixes 6 records
Priority MEDIUM 41
Mozilla developers reported memory safety bugs present in Firefox 90 and Firefox ESR 78.12.
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.01268 · Published 2021-08-17 · Partial fix · 78.13, 91 CWE-787
Priority MEDIUM 41
Firefox incorrectly treated an inline list-item element as a block element, resulting in an out of bounds read or memory corruption, and a potentially exploitable crash.
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.0138 · Published 2021-08-17 · Partial fix · 78.13, 91 CWE-125
Priority MEDIUM 41
A use-after-free vulnerability in media channels could have led to memory corruption and a potentially exploitable crash.
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.01451 · Published 2021-08-17 · Partial fix · 78.13, 91 CWE-416
Priority MEDIUM 41
Instruction reordering resulted in a sequence of instructions that would cause an object to be incorrectly considered during garbage collection.
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.01386 · Published 2021-08-17 · Partial fix · 78.13, 91 CWE-787
Priority MEDIUM 41
Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash.
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.01399 · Published 2021-08-17 · Partial fix · 78.13, 91 CWE-909
Priority LOW 38
A suspected race condition when calling getaddrinfo led to memory corruption and a potentially exploitable crash.
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.01263 · Published 2021-08-17 · Partial fix · 78.13, 91 CWE-362