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CVE-2023-31436

HIGH

7.8

Description

qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published4/28/2023

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

linux:linux_kernel

Weaknesses (CWE)

CWE-787CWE-787

References

http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html(cve@mitre.org)

http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html(cve@mitre.org)

http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html(cve@mitre.org)

https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.13(cve@mitre.org)

https://github.com/torvalds/linux/commit/3037933448f60f9acb705997eae62013ecb81e0d(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20230609-0001/(cve@mitre.org)

https://www.debian.org/security/2023/dsa-5402(cve@mitre.org)

https://www.spinics.net/lists/stable-commits/msg294885.html(cve@mitre.org)

http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html(af854a3a-2127-422b-91ae-364da2661108)

http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html(af854a3a-2127-422b-91ae-364da2661108)

http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html(af854a3a-2127-422b-91ae-364da2661108)

https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.13(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/torvalds/linux/commit/3037933448f60f9acb705997eae62013ecb81e0d(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20230609-0001/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2023/dsa-5402(af854a3a-2127-422b-91ae-364da2661108)

https://www.spinics.net/lists/stable-commits/msg294885.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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