CVE-2023-4611

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Summary

CVECVE-2023-4611
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-08-29 22:15:00 UTC
Updated2023-11-07 04:22:00 UTC
DescriptionA use-after-free flaw was found in mm/mempolicy.c in the memory management subsystem in the Linux Kernel. This issue is caused by a race between mbind() and VMA-locked page fault, and may allow a local attacker to crash the system or lead to a kernel information leak.

Risk And Classification

Problem Types: CWE-416

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All
Operating System Linux Linux Kernel 6.5 rc1 All All
Operating System Linux Linux Kernel 6.5 rc2 All All
Operating System Linux Linux Kernel 6.5 rc3 All All

References

ReferenceSourceLinkTags
Patch "mm/mempolicy: Take VMA lock before replacing policy" has been added to the 6.4-stable tree — Linux Stable Commits MISC www.spinics.net
cve-details MISC access.redhat.com
2227244 – (CVE-2023-4611) CVE-2023-4611 kernel: Use after free race between mbind() and VMA-locked page fault MISC bugzilla.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 907541 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (28546-1)

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