CVE-2021-29632 — HIGH (7.5)

Vulnerability 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 Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Freebsd	Freebsd	12.2

References

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

FAQ

What is CVE-2021-29632?

CVE-2021-29632 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2021-29632?

CVE-2021-29632 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-29632?

Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.