The MarkStack assignment operator, part of the JavaScript engine, could access uninitialized memory if it were used in a self-assignment. This vulnerability affects Firefox < 125.
https://www.mozilla.org/security/advisories/mfsa2024-18/
https://bugzilla.mozilla.org/show_bug.cgi?id=1884457
Source: Mitre, NVD
Published: 2024-04-16
Updated: 2024-10-30
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 5.3
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N