PT-2025-52887 · Linux+3 · Linux Kernel+3

Published 2025-12-03 · Updated 2026-06-04 · CVE-2025-68351

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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

Description A reference count leak exists in the exfat find function related to exfat get dentry set. The exfat get dentry set function increases the reference counter of es->bh on success, requiring a corresponding call to exfat put dentry set to maintain reference count consistency. The issue is addressed by relocating checks to prevent potential leaks.

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

Exploit

Weakness Enumeration

CWE-911

Related Identifiers

BDU:2026-01251

CVE-2025-68351

OPENSUSE-SU-2026:10039-1

OPENSUSE-SU-2026:10301-1

OPENSUSE-SU-2026:20145-1

SUSE-SU-2026:0278-1

SUSE-SU-2026:0281-1

SUSE-SU-2026:0315-1

SUSE-SU-2026:20207-1

SUSE-SU-2026:20220-1

SUSE-SU-2026:20228-1

SUSE-SU-2026:20477-1

SUSE-SU-2026:20498-1

SUSE-SU-2026:20845-1

SUSE-SU-2026:20876-1

USN-8177-1

USN-8177-2

USN-8183-1

USN-8183-2

USN-8245-1

USN-8257-1

USN-8278-1

USN-8278-2

USN-8289-1

USN-8289-2

USN-8296-1

USN-8296-2

USN-8393-1

Affected Products

Debian

Linuxmint

Linux Kernel

Ubuntu

References · 2059

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68351.json · Exploit
• https://ubuntu.com/security/CVE-2026-23078 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-71126 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23089 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-71184 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23135 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68816 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23086 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-22997 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-31431 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-71156 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-46000 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-71098 · Vendor Advisory
• https://osv.dev/vulnerability/USN-8289-2 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23163 · Vendor Advisory