CVE-2023-23455CWE-843

CVE-2023-23455

Medium · published January 12, 2023

CVSS v3.1
5.5
EPSS
0%
Percentile
18.5
In the wild
Unconfirmed
What it is

atm_tc_enqueue in net/sched/sch_atm.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results).

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00272 · 18.5th percentile
Weakness
CWE-843 · Access of Resource Using Incompatible Type ('Type Confusion')
Published
2023-01-12T12:15Z
Affected products (2)
ProductVersionsFixed in
linux/linux_kernel≥ 2.6.12, ≤ 6.1.4—
debian/debian_linuxall versions—
References (14)
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a2965c7be0522eaa18808684b7b82b248515511b · [email protected]https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html · [email protected]https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html · [email protected]https://www.debian.org/security/2023/dsa-5324 · [email protected]https://www.openwall.com/lists/oss-security/2023/01/10/1 · [email protected]https://www.openwall.com/lists/oss-security/2023/01/10/4 · [email protected]https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a2965c7be0522eaa18808684b7b82b248515511b · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html · af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2023/dsa-5324 · af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2023/01/10/1 · af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2023/01/10/4 · af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/html/ssa-769027.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-794697.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 12 JAN 00:00Z
    atm_tc_enqueue in net/sched/sch_atm.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service because of type confusion (non-negative…
    cvelistv5