CVE-2022-3266

An out-of-bounds read can occur when decoding H264 video

Medium · published December 22, 2022

CVSS v3.1
5.5
EPSS
0%
Percentile
22.0
In the wild
Unconfirmed
What it is

An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00304 · 22.0th percentile
Published
2022-12-22T00:00Z
EPSS history
Timeline
  • 22 DEC 00:00Z
    An out-of-bounds read can occur when decoding H264 video
    cvelistv5