CVE-2026-43378 — smb: server: fix use-after-free in smb2_open()
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…
Published: 2026-05-08 · CVSS: 9.8 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7