CVE-2021-29628

Summary

CVE	CVE-2021-29628
State	PUBLIC
Assigner	[email protected]
Source Priority	CVE Program / NVD first with legacy fallback
Published	2021-05-28 15:15:00 UTC
Updated	2022-05-16 20:55:00 UTC
Description	In FreeBSD 13.0-STABLE before n245764-876ffe28796c, 12.2-STABLE before r369857, 13.0-RELEASE before p1, and 12.2-RELEASE before p7, a system call triggering a fault could cause SMAP protections to be disabled for the duration of the system call. This weakness could be combined with other kernel bugs to craft an exploit.

Risk And Classification

Problem Types: CWE-863

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Operating System	Freebsd	Freebsd	12.2	-	All	All
Operating System	Freebsd	Freebsd	12.2	beta1-p1	All	All
Operating System	Freebsd	Freebsd	12.2	p1	All	All
Operating System	Freebsd	Freebsd	12.2	p2	All	All
Operating System	Freebsd	Freebsd	12.2	p3	All	All
Operating System	Freebsd	Freebsd	12.2	p4	All	All
Operating System	Freebsd	Freebsd	12.2	p5	All	All
Operating System	Freebsd	Freebsd	12.2	p6	All	All
Operating System	Freebsd	Freebsd	13.0	-	All	All
Operating System	Freebsd	Freebsd	13.0	beta3-p1	All	All
Operating System	Freebsd	Freebsd	13.0	rc3	All	All
Operating System	Freebsd	Freebsd	13.0	rc4	All	All
Operating System	Freebsd	Freebsd	13.0	rc5-p1	All	All

References

Reference	Source	Link	Tags
security.FreeBSD.org/advisories/FreeBSD-SA-21:11.smap.asc	MISC	security.FreeBSD.org
CVE-2021-29628 FreeBSD Vulnerability in NetApp Products \| NetApp Product Security	CONFIRM	security.netapp.com
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

Legacy QID Mappings

690126 Free Berkeley Software Distribution (FreeBSD) Security Update for freebsd-kernel (d1ac6a6a-bea8-11eb-b87a-901b0ef719ab)