CVE-2023-23454
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.5epss 0.3%
exploitation probability
0.3%top 76% of all CVEs
observed exploitation
nono source reports it
cbq_classify in net/sched/sch_cbq.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service (slab-out-of-bounds read) because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results).
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
n/a · n/aReferences
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=caa4b35b4317d5147b3ab0fbdc9c075c7d2e9c12https://lists.debian.org/debian-lts-announce/2023/03/msg00000.htmlhttps://lists.debian.org/debian-lts-announce/2023/05/msg00006.htmlhttps://www.debian.org/security/2023/dsa-5324https://www.openwall.com/lists/oss-security/2023/01/10/1https://www.openwall.com/lists/oss-security/2023/01/10/4