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CVE-2026-90166

smb/server: fix null-ptr-deref in ksmbd_ipc_tree_connect_request()

In the Linux kernel, the following vulnerability has been resolved:

smb/server: fix null-ptr-deref in ksmbd_ipc_tree_connect_request()

See the procedure below:

  ksmbd_tree_conn_connect
    ksmbd_share_config_get
      share->name = kstrdup() // fail
      if (!test_share_config_flag(share, KSMBD_SHARE_FLAG_PIPE)) // false
      // do not check `share->name`
    ksmbd_ipc_tree_connect_request
      strlen(share->name) // null-ptr-deref
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < 4eb74a34ea401abfbbd5991076715dae3de938df
Status affected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < 8461f27902727ad434375caf13a0100aafc0340f
Status affected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < 7065d3648b1a48d2c49da3d6364dd3c4d503b10c
Status affected
Version e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9
Version < d2ccf905f47d2344270749f4dfa905afcd3edeb0
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 5.15
Status affected
Version 0
Version < 5.15
Status unaffected
Version <= 6.12.*
Version 6.12.110
Status unaffected
Version <= 6.18.*
Version 6.18.52
Status unaffected
Version <= 7.2.*
Version 7.2.6
Status unaffected
Version <= *
Version 7.3-rc1
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 0.2% 0.102
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/4eb74a34ea401abfbbd5991076715dae3de938df
https://git.kernel.org/stable/c/8461f27902727ad434375caf13a0100aafc0340f
https://git.kernel.org/stable/c/7065d3648b1a48d2c49da3d6364dd3c4d503b10c
https://git.kernel.org/stable/c/d2ccf905f47d2344270749f4dfa905afcd3edeb0