Description
In the Linux kernel, the following vulnerability has been resolved: smb: server: fix use-after-free in smb2_open() The opinfo pointer obtained via rcu_dereference(fp->f_opinfo) is dereferenced after rcu_read_unlock(), creating a use-after-free window.
Affected products
linux: linux kernel
References6
- git.kernel.org/stable/c/190e5f808e8058640b408ccfed25440b441a718a Patch
- git.kernel.org/stable/c/1e689a56173827669a35da7cb2a3c78ed5c53680 Patch
- git.kernel.org/stable/c/54b48ae83de8bb06e65079d96368efe359d4909c Patch
- git.kernel.org/stable/c/8f5b1a7cb009a93c48e9e334a2f59a660f9afc07 Patch
- git.kernel.org/stable/c/b720c84087cb547f23ce03eab93568c1769e4556 Patch
- git.kernel.org/stable/c/e1b21e6066615e7d3d3a7aa2677e415e563fd7cc Patch
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 24 · as of 13 November 2026
- CWE
- CWE-416
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.