An attacker was able to perform an out-of-bounds read or write on a JavaScript object by fooling range-based bounds check elimination. This vulnerability affects Firefox < 124.0.1.
https://thecyberthrone.in/2024/03/25/mozilla-patches-zeroday-vulnerabilities-identified-during-pwn2own/
https://securityaffairs.com/160966/hacking/mozilla-fixed-firefox-zero-day-pwn2own-vancouver-2024.html
https://www.bleepingcomputer.com/news/security/mozilla-fixes-two-firefox-zero-day-bugs-exploited-at-pwn2own/?&web_view=true
https://www.bleepingcomputer.com/news/security/mozilla-fixes-two-firefox-zero-day-bugs-exploited-at-pwn2own/
https://www.mozilla.org/security/advisories/mfsa2024-15/
https://bugzilla.mozilla.org/show_bug.cgi?id=1886849
http://www.openwall.com/lists/oss-security/2024/03/23/1
Source: Mitre, NVD
Published: 2024-03-22
Updated: 2024-05-01
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical