CVE-2021-29626

In FreeBSD 13.0-STABLE before n245117, 12.2-STABLE before r369551, 11.4-STABLE before r369559, 13.0-RC5 before p1, 12.2-RELEASE before p6, and 11.4-RELEASE…

published April 7, 2021

CVSS
—
EPSS
0%
Percentile
25.8
In the wild
Unconfirmed
What it is

In FreeBSD 13.0-STABLE before n245117, 12.2-STABLE before r369551, 11.4-STABLE before r369559, 13.0-RC5 before p1, 12.2-RELEASE before p6, and 11.4-RELEASE before p9, copy-on-write logic failed to invalidate shared memory page mappings between multiple processes allowing an unprivileged process to maintain a mapping after it is freed, allowing the process to read private data belonging to other processes or the kernel.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00336 · 25.8th percentile
Published
2021-04-07T14:48Z
EPSS history
Timeline
  • 07 APR 14:48Z
    In FreeBSD 13.0-STABLE before n245117, 12.2-STABLE before r369551, 11.4-STABLE before r369559, 13.0-RC5 before p1, 12.2-RELEASE before p6, and 11.4-RELEASE…
    cvelistv5