CVE-2025-40285Linux vulnerability

33 documents7 sources
Severity
3.2LOWOSV
No vector
EPSS
0.1%
top 84.59%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedDec 6
Latest updateApr 9

Description

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix possible refcount leak in smb2_sess_setup() Reference count of ksmbd_session will leak when session need reconnect. Fix this by adding the missing ksmbd_user_session_put().

Affected Packages7 packages

Linuxlinux/linux_kernel6.2.06.6.117+3
Debianlinux/linux_kernel< 6.1.159-1+2
Ubuntulinux/linux_kernel< 6.8.0-106.106+1
CVEListV5linux/linux37a0e2b362b3150317fb6e2139de67b1e29ae5ff6fc935f798d44a8eb8a5e6659198399fbf57b981+6

🔴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