An attacker could have triggered a use-after-free condition when creating a WebRTC connection over HTTPS. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.
https://www.debian.org/security/2023/dsa-5451
https://www.debian.org/security/2023/dsa-5450
https://lists.debian.org/debian-lts-announce/2023/07/msg00006.html
https://www.mozilla.org/security/advisories/mfsa2023-24/
https://www.mozilla.org/security/advisories/mfsa2023-23/
https://www.mozilla.org/security/advisories/mfsa2023-22/
https://lists.debian.org/debian-lts-announce/2023/07/msg00015.html
https://bugzilla.mozilla.org/show_bug.cgi?id=1826002
Source: Mitre, NVD
Published: 2023-07-05
Updated: 2023-07-12
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.01677