PT-2025-22156 · Linux+4 · Linux Kernel+4
CVE-2025-37894
·
Published
2025-05-01
·
Updated
2026-04-03
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/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 vulnerability in the Linux kernel has been resolved. The issue arises when a pointer of type struct inet timewait sock is returned from the functions inet lookup established() and inet6 lookup established(), which can cause a crash when sock put() is called on it. To avoid this issue, sock gen put() is used instead of sock put() when sk->sk state is TCP TIME WAIT.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
DoS
NULL Pointer Dereference
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Related Identifiers
Affected Products
Astra Linux
Linuxmint
Linux Kernel
Red Os
Ubuntu