CVE-2021-29626

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Summary

CVECVE-2021-29626
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-04-07 15:15:00 UTC
Updated2022-05-27 13:22:00 UTC
DescriptionIn FreeBSD 13.0-STABLE before n245117, 12.2-STABLE before r369551, 11.4-STABLE before r369559, 13.0-RC5 before p1, 12.2-RELEASE before p6, and 11.4-RELEASE before p9, copy-on-write logic failed to invalidate shared memory page mappings between multiple processes allowing an unprivileged process to maintain a mapping after it is freed, allowing the process to read private data belonging to other processes or the kernel.

Risk And Classification

Problem Types: CWE-416

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Freebsd Freebsd All All All All
Operating System Freebsd Freebsd 11.4 - All All
Operating System Freebsd Freebsd 11.4 beta1 All All
Operating System Freebsd Freebsd 11.4 p1 All All
Operating System Freebsd Freebsd 11.4 p2 All All
Operating System Freebsd Freebsd 11.4 p3 All All
Operating System Freebsd Freebsd 11.4 p4 All All
Operating System Freebsd Freebsd 11.4 p5 All All
Operating System Freebsd Freebsd 11.4 rc1 All All
Operating System Freebsd Freebsd 11.4 rc2 All All
Operating System Freebsd Freebsd 12.2 - All All
Operating System Freebsd Freebsd 12.2 p1 All All
Operating System Freebsd Freebsd 12.2 p2 All All
Operating System Freebsd Freebsd 13.0 beta1 All All
Operating System Freebsd Freebsd 13.0 beta2 All All
Operating System Freebsd Freebsd 13.0 beta3 All All
Operating System Freebsd Freebsd 13.0 beta4 All All
Operating System Freebsd Freebsd 13.0 rc1 All All
Operating System Freebsd Freebsd 13.0 rc2 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 All All

References

ReferenceSourceLinkTags
CVE-2021-29626 FreeBSD Vulnerability in NetApp Products | NetApp Product Security CONFIRM security.netapp.com
security.FreeBSD.org/advisories/FreeBSD-SA-21:08.vm.asc MISC security.FreeBSD.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 690184 Free Berkeley Software Distribution (FreeBSD) Security Update for freebsd (13d37672-9791-11eb-b87a-901b0ef719ab)
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