42 matches found
EUVD-2026-48933
In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate NTLMv2 response before updating session key ksmbdauthntlmv2 derives the NTLMv2 session key into sess-sesskey before it verifies the NTLMv2 response. ksmbddecodentlmsspauthblob then continues into KEYXCH even when...
CVE-2026-64140
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in procshowfiles When a SMB2 client opens a file with a durable v2 handle and then issues SMB2 SESSIONLOGOFF, sessionfdcheck clears fp-tcon = NULL on the reconnectable file pointer but leaves t...
CVE-2026-64016
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix durable reconnect error path file lifetime After a durable reconnect succeeds, ksmbdreopendurablefd republishes the same ksmbdfile into the session volatile-id table. If smb2open then takes a later error path, cleanup...
PT-2026-61226
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read exists in the smb check perm dacl function within the ksmbd module. This issue occurs during ACE-walk loops when a transposed bounds check fails to properly validat...
CVE-2026-31705 ksmbd: fix out-of-bounds write in smb2_get_ea() EA alignment
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bounds write in smb2getea EA alignment smb2getea applies 4-byte alignment padding via memset after writing each EA entry. The bounds check on buffreelen is performed before the value memcpy, but the alignment...
CVE-2026-31478
A flaw was found in ksmbd within the Linux kernel. This vulnerability occurs due to an incorrect calculation of the response buffer length in the smb2calcmaxoutbuflen function. The function used a hardcoded value instead of the proper offset, which could lead to issues in how response buffers are...
CVE-2026-31478 ksmbd: replace hardcoded hdr2_len with offsetof() in smb2_calc_max_out_buf_len()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: replace hardcoded hdr2len with offsetof in smb2calcmaxoutbuflen After this commit e2b76ab8b5c9 "ksmbd: add support for read compound", response buffer management was changed to use dynamic iov array. In the new design,...
Unity Linux 20.1070e Security Update: kernel (UTSA-2026-010702)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010702 advisory. An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of- bounds read and OOPS for SMB2WRITE, when there is a large...
Astra Linux – Vulnerability in Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fixed the use-of-free issue in session logoff. The sess-user object may currently be used by another thread. For example, if another connection sends a session setup request to make the session available for use. The...
CVE-2023-54250 ksmbd: avoid out of bounds access in decode_preauth_ctxt()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: avoid out of bounds access in decodepreauthctxt Confirm that the accessed pnegctxt-HashAlgorithms address sits within the SMB request boundary; deassemblenegcontexts only checks that the eight byte smb2negcontext header +...
EUVD-2023-42915
Malicious code in bioql PyPI...
EUVD-2025-26503
Malicious code in bioql PyPI...
Linux Distros Unpatched Vulnerability : CVE-2023-32255
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the Linux kernel's ksmbd component. A memory leak can occur if a client sends a session setup request with an unknown NTLMSSP message type,...
CVE-2025-38561
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix PreauhHashValue race condition If client send multiple session setup requests to ksmbd, PreauhHashValue race condition could happen. There is no need to free sess-PreauhHashValue at session setup phase. It can be freed...
Linux Distros Unpatched Vulnerability : CVE-2021-45100
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The ksmbd server through 3.4.2, as used in the Linux kernel through 5.15.8, sometimes communicates in cleartext even though encryption has been enabled. This...
Linux Distros Unpatched Vulnerability : CVE-2022-47941
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c omits a kfree call in certain smb2handlenegotiate error...
DEBIAN-CVE-2023-32253
A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service...
UBUNTU-CVE-2023-32255
A flaw was found in the Linux kernel's ksmbd component. A memory leak can occur if a client sends a session setup request with an unknown NTLMSSP message type, potentially leading to resource exhaustion...