CVE-2025-40103Resource Leak in Linux

33 documents7 sources
Severity
3.2LOWOSV
No vector
EPSS
0.1%
top 77.17%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 30
Latest updateApr 9

Description

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix refcount leak for cifs_sb_tlink Fix three refcount inconsistency issues related to `cifs_sb_tlink`. Comments for `cifs_sb_tlink` state that `cifs_put_tlink()` needs to be called after successful calls to `cifs_sb_tlink()`. Three calls fail to update refcount accordingly, leading to possible resource leaks.

Affected Packages8 packages

🔴Vulnerability Details

16
OSV
linux-raspi, linux-raspi-realtime vulnerabilities2026-04-01
OSV
linux-azure-6.8 vulnerabilities2026-03-25
OSV
linux-azure vulnerabilities2026-03-25
OSV
linux-aws-6.8 vulnerabilities2026-03-23
OSV
linux-realtime, linux-realtime-6.8 vulnerabilities2026-03-17

📋Vendor Advisories

16
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-04-09
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2026-04-01
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-25
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-25
Ubuntu
Linux kernel (AWS) vulnerabilities2026-03-23