CVE-2022-22740

Certain network request objects were freed too early when releasing a network request handle

High · published December 22, 2022

CVSS v3.1
8.8
EPSS
1%
Percentile
62.7
In the wild
Unconfirmed
What it is

Certain network request objects were freed too early when releasing a network request handle. This could have lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01006 · 62.7th percentile
Published
2022-12-22T00:00Z
EPSS history
Timeline
  • 22 DEC 00:00Z
    Certain network request objects were freed too early when releasing a network request handle
    cvelistv5