Description
On 32-bit versions there were integer-overflows that led to an out-of-bounds-read that potentially could be triggered by a malformed OpenType font. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.
References (6)
Core 6
Core References
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1874489
Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/04/msg00012.html
Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/04/msg00013.html
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-18/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-19/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-20/
Scores
CVSS v3
5.9
EPSS
0.0159
EPSS Percentile
81.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-190
CWE-125
Status
published
Products (4)
debian/debian_linux
10.0
mozilla/firefox
< 115.10
mozilla/firefox
< 125.0
mozilla/thunderbird
< 115.10
Published
Apr 16, 2024
Tracked Since
Feb 18, 2026