Vulnerability Database

289,599

Total vulnerabilities in the database

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 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.

  • Published: Apr 7, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-29626
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 2.1
  • AV:L/AC:L/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
freebsd / freebsd 11.4-beta1 11.4-beta1.x
freebsd / freebsd 11.4 11.4.x
freebsd / freebsd 11.4-rc2 11.4-rc2.x
freebsd / freebsd 11.4-rc1 11.4-rc1.x
freebsd / freebsd 11.4-p1 11.4-p1.x
freebsd / freebsd 11.4-p3 11.4-p3.x
freebsd / freebsd 11.4-p2 11.4-p2.x
freebsd / freebsd 12.2-p1 12.2-p1.x
freebsd / freebsd 12.2-p2 12.2-p2.x
freebsd / freebsd 12.2 12.2.x
freebsd / freebsd - 11.4
freebsd / freebsd 11.4-p4 11.4-p4.x
freebsd / freebsd 11.4-p5 11.4-p5.x
freebsd / freebsd 13.0-rc5 13.0-rc5.x
freebsd / freebsd 13.0-rc1 13.0-rc1.x
freebsd / freebsd 13.0-rc2 13.0-rc2.x
freebsd / freebsd 13.0-rc4 13.0-rc4.x
freebsd / freebsd 13.0-beta1 13.0-beta1.x
freebsd / freebsd 13.0-beta2 13.0-beta2.x
freebsd / freebsd 13.0-beta3 13.0-beta3.x
freebsd / freebsd 13.0-beta4 13.0-beta4.x
freebsd / freebsd 13.0-rc3 13.0-rc3.x
freebsd / freebsd 12.0 12.2