PT-2025-37897 · Linux+3 · Linux Kernel+3

Published 2023-01-01 · Updated 2026-05-26 · CVE-2023-53292

Positive Technologies (AI Summary)

CVSS v2.0

6.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A flaw exists in the Linux kernel related to a NULL dereference within the blk mq elv switch none function. This issue occurs when the q->elevator pointer becomes NULL after acquiring the q->sysfs lock due to an elevator switch. The vulnerability is triggered by accessing q->elevator without checking if it is NULL.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Improper Resource Release

NULL Pointer Dereference

Weakness Enumeration

CWE-404

CWE-476

Related Identifiers

ALSA-2025_16880

AZL-71203

BDU:2026-06007

CVE-2023-53292

ECHO-4029-F968-5DFA

OESA-2025-2534

OESA-2025-2535

RHSA-2023:6583

RHSA-2023_6583

SUSE-SU-2025:03600-1

SUSE-SU-2025:03634-1

SUSE-SU-2025:20851-1

SUSE-SU-2025:20861-1

SUSE-SU-2025:20870-1

SUSE-SU-2025:20898-1

SUSE-SU-2025:3751-1

SUSE-SU-2025:4057-1

SUSE-SU-2025:4132-1

SUSE-SU-2025:4141-1

SUSE-SU-2025:4189-1

Affected Products

Debian

Linux Kernel

Red Hat

Suse

References · 1574

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53292.json · Exploit
• https://osv.dev/vulnerability/SUSE-SU-2025:4132-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4057-1 · Vendor Advisory
• https://git.kernel.org/stable/c/245165658e1c9f95c0fecfe02b9b1ebd30a1198a · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:3751-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:20851-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-39697 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-38709 · Security Note
• https://osv.dev/vulnerability/OESA-2025-2534 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-38700 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:03634-1 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2204-CVE-2023-53292 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2025-2535 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-53292 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-06007 · Security Note