Description
An out-of-bounds read could have led to an exploitable crash when parsing HTML with DOMParser in low memory situations. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
References (8)
Core 8
Core References
Issue Tracking, Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1841368
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/08/msg00008.html
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/08/msg00010.html
Third Party Advisory
https://www.debian.org/security/2023/dsa-5464
Third Party Advisory
https://www.debian.org/security/2023/dsa-5469
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-29/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-30/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-31/
Scores
CVSS v3
7.5
EPSS
0.0031
EPSS Percentile
53.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-125
Status
published
Products (4)
debian/debian_linux
10.0
debian/debian_linux
11.0
debian/debian_linux
12.0
mozilla/firefox
< 116.0
Published
Aug 01, 2023
Tracked Since
Feb 18, 2026