CVE-2023-23454 — Type Confusion in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV4.7
EPSS
0.0%
top 88.79%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 12
Latest updateFeb 13
Description
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages7 packages
Also affects: Debian Linux 11.0
Patches
🔴Vulnerability Details
14OSV▶
linux, linux-aws, linux-azure, linux-azure-5.19, linux-kvm, linux-lowlatency, linux-raspi vulnerabilities↗2023-05-16