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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) is
dereferenced after rcu_read_unlock(), creating a use-after-free
window.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < e1b21e6066615e7d3d3a7aa2677e415e563fd7cc
Status affected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < b720c84087cb547f23ce03eab93568c1769e4556
Status affected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < 54b48ae83de8bb06e65079d96368efe359d4909c
Status affected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < 8f5b1a7cb009a93c48e9e334a2f59a660f9afc07
Status affected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < 190e5f808e8058640b408ccfed25440b441a718a
Status affected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < 1e689a56173827669a35da7cb2a3c78ed5c53680
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 5.15
Status affected
Version 0
Version < 5.15
Status unaffected
Version <= 6.1.*
Version 6.1.167
Status unaffected
Version <= 6.6.*
Version 6.6.130
Status unaffected
Version <= 6.12.*
Version 6.12.78
Status unaffected
Version <= 6.18.*
Version 6.18.19
Status unaffected
Version <= 6.19.*
Version 6.19.9
Status unaffected
Version <= *
Version 7.0
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.03% 0.094
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.