PT-2025-13371 · Linux+4 · Linux Kernel+4

Published 2023-11-07 · Updated 2025-06-02 · CVE-2023-53025

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Description A use-after-free issue in the nfsd4 ssc setup dul() function has been identified. This occurs when signal pending() returns true, causing schedule timeout() to not be executed and leaving the waiting task in the wait queue. The issue is resolved by adding a call to finish wait(), ensuring the waiting task is removed from the wait queue.

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

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-03943

CVE-2023-53025

OPENSUSE-SU-2025_1195-1

RHSA-2023:6583

RHSA-2023_6583

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1195-1

SUSE-SU-2025:1241-1

SUSE-SU-2025_1195-1

SUSE-SU-2025_1241-1

Affected Products

Astra Linux

Linux Kernel

Red Hat

Red Os

Suse

References · 1337

• https://cve.org/CVERecord?id=CVE-2023-53025 · Security Note
• https://osv.dev/vulnerability/CVE-2023-53025 · Vendor Advisory
• https://git.kernel.org/stable/c/e6cf91b7b47ff82b624bdfe2fdcde32bb52e71dd · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-53025 · Security Note
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2025-0422SE47 · Vendor Advisory
• https://git.kernel.org/stable/c/32d5eb95f8f0e362e37c393310b13b9e95404560 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2025-0319SE17 · Vendor Advisory
• https://git.kernel.org/stable/c/0a27dcd5343026ac0cb168ee63304255372b7a36 · Patch
• https://git.kernel.org/stable/c/6ac4c383c39f8f2f955f868d1ad9365c2363e80b · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-53025 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1195-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-53025 · Vendor Advisory