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Ksmbd

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medium threat

CVE-2026-31704 ksmbd u16 DACL Size Overflow Vulnerability

CVE-2026-31704 is a vulnerability in ksmbd related to the use of check_add_overflow() to prevent a u16 DACL size overflow, potentially leading to denial of service or privilege escalation.

ksmbd dacl overflow denial of service privilege escalation
2r 2t 1c
medium advisory

CVE-2026-43490: ksmbd inherited ACE SID length validation vulnerability

Microsoft published information about CVE-2026-43490, a vulnerability in ksmbd related to the validation of inherited ACE SID length.

ksmbd ACE SID CVE-2026-43490 vulnerability
2r 1c
medium threat

CVE-2026-31706 ksmbd num_aces Validation Vulnerability

CVE-2026-31706 is a vulnerability in ksmbd related to improper validation of num_aces and insufficient hardening of the ACE walk in smb_inherit_dacl(), potentially leading to unauthorized access or privilege escalation.

ksmbd acl privilege escalation
2r 1c
high advisory

CVE-2026-31718 ksmbd Use-After-Free Vulnerability

CVE-2026-31718 is a use-after-free vulnerability in the ksmbd kernel module, specifically in the __ksmbd_close_fd() function, which can be triggered via the durable scavenger mechanism, potentially leading to arbitrary code execution.

use-after-free smb ksmbd CVE-2026-31718 kernel
2r 1t 1c
high advisory

CVE-2026-31478 Vulnerability in Microsoft ksmbd

CVE-2026-31478 is a vulnerability in Microsoft's ksmbd implementation related to incorrect calculation of maximum output buffer length, potentially leading to a denial-of-service or remote code execution.

ksmbd cve smb memory-corruption
2r 3t 1c
high advisory

CVE-2026-31611: ksmbd Sub-Authority Validation Vulnerability

CVE-2026-31611 is a vulnerability in ksmbd, requiring at least three sub-authorities before reading sub_auth[2], potentially leading to unauthorized access or code execution.

cve-2026-31611 ksmbd smb vulnerability
2r 1t 1c
critical advisory

ksmbd Out-of-Bounds Write Vulnerability in QUERY_INFO (CVE-2026-31432)

CVE-2026-31432 is a critical out-of-bounds write vulnerability in ksmbd, specifically within the QUERY_INFO functionality when handling compound requests, potentially leading to code execution or denial of service.

ksmbd smb out-of-bounds write cve-2026-31432
2r 1c