CVE-2020-12419

When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition

published July 9, 2020

CVSS
—
EPSS
2%
Percentile
83.3
In the wild
Unconfirmed
What it is

When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02322 · 83.3th percentile
Published
2020-07-09T14:39Z
EPSS history
Timeline
  • 09 JUL 14:39Z
    When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition
    cvelistv5