CVE-2020-26971

Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers

published January 7, 2021

CVSS
—
EPSS
2%
Percentile
79.5
In the wild
Unconfirmed
What it is

Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01899 · 79.5th percentile
Published
2021-01-07T13:54Z
EPSS history
Timeline
  • 07 JAN 13:54Z
    Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers
    cvelistv5