CVE-2021-29632 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Reference

https://security.freebsd.org/advisories/FreeBSD-SA-22:01.vt.asc https://security.netapp.com/advisory/ntap-20220217-0004/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5