CVEvulnerability
CVE-2022-4269
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-12-05
- Last modified
- 2026-10-14
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-833
Description
A flaw was found in the Linux kernel Traffic Control (TC) subsystem. Using a specific networking configuration (redirecting egress packets to ingress using TC action "mirred") a local unprivileged user could trigger a CPU soft lockup (ABBA deadlock) when the transport protocol in use (TCP or SCTP) does a retransmission, resulting in a denial of service condition.
Affected configurations
• linux linux kernel 4.1
Related
Weakness · CWE (1)
- CWE-833 Deadlock weakness
References
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html lists.debian.org
- https://lore.kernel.org/netdev/33dc43f587ec1388ba456b4915c75f02a8aae226.1663945716.git.dcaratti%40redhat.com/ lore.kernel.org
- https://security.netapp.com/advisory/ntap-20230929-0001/ security.netapp.com
- https://www.debian.org/security/2023/dsa-5480 www.debian.org
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html lists.debian.org
- https://lore.kernel.org/netdev/33dc43f587ec1388ba456b4915c75f02a8aae226.1663945716.git.dcaratti%40redhat.com/ lore.kernel.org
- https://security.netapp.com/advisory/ntap-20230929-0001/ security.netapp.com
- https://www.debian.org/security/2023/dsa-5480 www.debian.org
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html cert-portal.siemens.com