CVE-2023-5168
CRITICALFirefox < 118, Firefox ESR < 115.3, Thunderbird < 115.3 - Out-of-bounds Write via FilterNodeD2D1
Title source: llmDescription
A compromised content process could have provided malicious data to `FilterNodeD2D1` resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
References (4)
Core 4
Core References
Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1846683
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-41/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-42/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-43/
Scores
CVSS v3
9.8
EPSS
0.0026
EPSS Percentile
49.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (3)
mozilla/firefox
< 118
mozilla/firefox_esr
< 115.3
mozilla/thunderbird
< 115.3
Published
Sep 27, 2023
Tracked Since
Feb 18, 2026