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Red Hat Security Advisory

RHSA-2022:4876

firefox security update

Released 2022-06-01 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 7 records

TI-2022-13633 CVE-2022-31737 · GHSA-h74h-w4r7-rp9x

Out-of-bounds write in Mozilla Thunderbird

Priority HIGH 82

A malicious webpage could have caused an out-of-bounds write in WebGL, leading to memory corruption and a potentially exploitable crash.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00868 Published 2022-12-22 Partial fix · 91.10, 101 CWE-787
Priority HIGH 73

A crafted CMS message could have been processed incorrectly, leading to an invalid memory read, and potentially further memory corruption.

CVSS 3.1HIGH 8.8 Network No auth User interaction EPSS 0.00705 Published 2022-12-22 Partial fix · 91.10, 101 CWE-908
Priority MEDIUM 62

An attacker could have exploited a timing attack by sending a large number of allowCredential entries and detecting the difference between invalid key handles and cross-origin key handles.

CVSS 3.1MEDIUM 6.5 Network No auth User interaction EPSS 0.00634 Published 2022-12-22 Partial fix · 91.10, 101 CWE-203
Priority MEDIUM 62

When exiting fullscreen mode, an iframe could have confused the browser about the current state of fullscreen, resulting in potential user confusion or spoofing attacks.

CVSS 3.1MEDIUM 6.5 Network No auth User interaction EPSS 0.00623 Published 2022-12-22 Partial fix · 91.10, 101 CWE-290
TI-2022-13643 CVE-2022-31747 · GHSA-82mc-w667-c9g9

Memory corruption in Mozilla Thunderbird

Priority MEDIUM 51

Mozilla developers Andrew McCreight, Nicolas B.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00936 Published 2022-12-22 Partial fix · 91.10, 101 CWE-119
TI-2022-13636 CVE-2022-31740 · GHSA-gm8j-qhfm-mgv8

Memory corruption in Mozilla Thunderbird

Priority MEDIUM 41

On arm64, WASM code could have resulted in incorrect assembly generation leading to a register allocation problem, and a potentially exploitable crash.

CVSS 3.1HIGH 8.8 Network No auth User interaction EPSS 0.00694 Published 2022-12-22 Partial fix · 91.10, 101 CWE-119