PT-2025-54048 · Linux · Linux Kernel

Published 2023-08-22 · Updated 2026-03-24 · CVE-2023-54219

Positive Technologies (AI Summary)

CVSS v2.0

4.0

Medium

Base vector

AV:A/AC:H/Au:S/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.5.0-rc1+

Description A flaw was identified in the Linux kernel related to the reversion of a fix for incorrect release of isert connection. Specifically, commit 699826f4e30a, intended to address an issue in OPA during DEVICE REMOVAL, introduced a regression. This issue can lead to problems when a device is removed. The root cause appears to be related to the ib cq pool cleanup function. The issue manifests as a kernel panic during device removal.

Recommendations Update to a newer version that contains a fix for this vulnerability.

Exploit

Fix

Weakness Enumeration

CWE-371

Related Identifiers

BDU:2026-01297

CVE-2023-54219

SUSE-SU-2026:0263-1

SUSE-SU-2026:0278-1

SUSE-SU-2026:0281-1

SUSE-SU-2026:0293-1

SUSE-SU-2026:0315-1

SUSE-SU-2026:0317-1

SUSE-SU-2026:0411-1

SUSE-SU-2026:0617-1

SUSE-SU-2026:20477-1

SUSE-SU-2026:20498-1

SUSE-SU-2026:20845-1

SUSE-SU-2026:20876-1

Affected Products

Linux Kernel

References · 2193

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54219.json · Exploit
• https://bdu.fstec.ru/vul/2026-01297 · Security Note
• https://osv.dev/vulnerability/CVE-2023-54219 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-54219 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-54219 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:20845-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-54219 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-54219 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:20477-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0263-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0617-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-54219 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2026:0315-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0411-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0317-1 · Vendor Advisory