CVE-2020-26952
HIGHFirefox < 83.0 - Out-of-bounds Write via JIT Compilation
Title source: llmDescription
Incorrect bookkeeping of functions inlined during JIT compilation could have led to memory corruption and a potentially exploitable crash when handling out-of-memory errors. This vulnerability affects Firefox < 83.
References (2)
Core 2
Core References
Issue Tracking, Permissions Required, Vendor Advisory x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1667685
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2020-50/
Scores
CVSS v3
8.8
EPSS
0.0043
EPSS Percentile
62.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (1)
mozilla/firefox
< 83.0
Published
Dec 09, 2020
Tracked Since
Feb 18, 2026