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FreeBSD: VID-B1B6D623-83E4-11EC-90DE-1C697AA5A594 (CVE-2021-29632): FreeBSD -- vt console buffer overflow

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FreeBSD: VID-B1B6D623-83E4-11EC-90DE-1C697AA5A594 (CVE-2021-29632): FreeBSD -- vt console buffer overflow

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
01/11/2022
Created
11/08/2022
Added
11/04/2022
Modified
11/04/2022

Description

In FreeBSD 13.0-STABLE before n247428-9352de39c3dc, 12.2-STABLE before r370674, 13.0-RELEASE before p6, and 12.2-RELEASE before p12, certain conditions involving use of the highlight buffer while text is scrolling on the console, console data may overwrite data structures associated with the system console or other kernel memory.

Solution(s)

  • freebsd-upgrade-base-12_2-release-p12
  • freebsd-upgrade-base-13_0-release-p6

References

  • CVE-2021-29632

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