CVE-2021-29632

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-01-18 · updated 2026-06-17

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.

Affected products

FreeBSD: 12.2, 12.2-beta1-p1, 12.2-p1, 12.2-p10, 12.2-p11, 12.2-p2 (+24)

References

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

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