CVE-2023-31436
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.6%
exploitation probability
0.6%top 54% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · n/aReferences
http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.htmlhttp://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.htmlhttp://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.htmlhttps://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.13https://github.com/torvalds/linux/commit/3037933448f60f9acb705997eae62013ecb81e0dhttps://lists.debian.org/debian-lts-announce/2023/06/msg00008.htmlhttps://security.netapp.com/advisory/ntap-20230609-0001/https://www.debian.org/security/2023/dsa-5402https://www.spinics.net/lists/stable-commits/msg294885.html