CVE-2021-29632
First published: Tue Jan 18 2022(Updated: )
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.
Credit: secteam@freebsd.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeBSD FreeBSD | =12.2 | |
| FreeBSD FreeBSD | =12.2-beta1-p1 | |
| FreeBSD FreeBSD | =12.2-p1 | |
| FreeBSD FreeBSD | =12.2-p10 | |
| FreeBSD FreeBSD | =12.2-p11 | |
| FreeBSD FreeBSD | =12.2-p2 | |
| FreeBSD FreeBSD | =12.2-p3 | |
| FreeBSD FreeBSD | =12.2-p4 | |
| FreeBSD FreeBSD | =12.2-p5 | |
| FreeBSD FreeBSD | =12.2-p6 | |
| FreeBSD FreeBSD | =12.2-p7 | |
| FreeBSD FreeBSD | =12.2-p8 | |
| FreeBSD FreeBSD | =12.2-p9 | |
| FreeBSD FreeBSD | =13.0 | |
| FreeBSD FreeBSD | =13.0-beta1 | |
| FreeBSD FreeBSD | =13.0-beta2 | |
| FreeBSD FreeBSD | =13.0-beta3 | |
| FreeBSD FreeBSD | =13.0-beta3-p1 | |
| FreeBSD FreeBSD | =13.0-beta4 | |
| FreeBSD FreeBSD | =13.0-p1 | |
| FreeBSD FreeBSD | =13.0-p2 | |
| FreeBSD FreeBSD | =13.0-p3 | |
| FreeBSD FreeBSD | =13.0-p4 | |
| FreeBSD FreeBSD | =13.0-p5 | |
| FreeBSD FreeBSD | =13.0-rc1 | |
| FreeBSD FreeBSD | =13.0-rc2 | |
| FreeBSD FreeBSD | =13.0-rc3 | |
| FreeBSD FreeBSD | =13.0-rc4 | |
| FreeBSD FreeBSD | =13.0-rc5 | |
| FreeBSD FreeBSD | =13.0-rc5-p1 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-29632?
CVE-2021-29632 is a vulnerability in FreeBSD that can allow console data to overwrite data structures associated with the system.
How severe is CVE-2021-29632?
CVE-2021-29632 has a severity value of 7.5 (high).
Which versions of FreeBSD are affected by CVE-2021-29632?
FreeBSD 12.2 and 13.0 are affected by CVE-2021-29632.
Where can I find more information about CVE-2021-29632?
You can find more information about CVE-2021-29632 in the FreeBSD Security Advisory FreeBSD-SA-22:01.vt.asc and the NetApp advisory ntap-20220217-0004.
How can I fix CVE-2021-29632?
To fix CVE-2021-29632, it is recommended to update to FreeBSD 13.0-STABLE n247428-9352de39c3dc, FreeBSD 12.2-STABLE r370674, FreeBSD 13.0-RELEASE p6, or FreeBSD 12.2-RELEASE p12.
- collector/nvd-index
- vendor/freebsd
- canonical/freebsd freebsd
- version/freebsd freebsd/12.2
- version/freebsd freebsd/12.2-beta1-p1
- version/freebsd freebsd/12.2-p1
- version/freebsd freebsd/12.2-p10
- version/freebsd freebsd/12.2-p11
- version/freebsd freebsd/12.2-p2
- version/freebsd freebsd/12.2-p3
- version/freebsd freebsd/12.2-p4
- version/freebsd freebsd/12.2-p5
- version/freebsd freebsd/12.2-p6
- version/freebsd freebsd/12.2-p7
- version/freebsd freebsd/12.2-p8
- version/freebsd freebsd/12.2-p9
- version/freebsd freebsd/13.0
- version/freebsd freebsd/13.0-beta1
- version/freebsd freebsd/13.0-beta2
- version/freebsd freebsd/13.0-beta3
- version/freebsd freebsd/13.0-beta3-p1
- version/freebsd freebsd/13.0-beta4
- version/freebsd freebsd/13.0-p1
- version/freebsd freebsd/13.0-p2
- version/freebsd freebsd/13.0-p3
- version/freebsd freebsd/13.0-p4
- version/freebsd freebsd/13.0-p5
- version/freebsd freebsd/13.0-rc1
- version/freebsd freebsd/13.0-rc2
- version/freebsd freebsd/13.0-rc3
- version/freebsd freebsd/13.0-rc4
- version/freebsd freebsd/13.0-rc5
- version/freebsd freebsd/13.0-rc5-p1