SUSE CVE-2026-31478

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,...

EUVD-2026-24835

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,...

CVE-2026-31477

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix memory leaks and NULL deref in smb2lock smb2lock has three error handling issues after listdel detaches smblock from locklist at nocheckcl: 1 If vfslockfile returns an unexpected error in the non-UNLOCK path, goto out...

CVE-2026-31478

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,...

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,...

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,...

CVE-2026-31478

The CVE-2026-31478 issue affects ksmbd in the Linux kernel. The root cause is an incorrect calculation of the response buffer length in smb2_calc_max_out_buf_len(), where a hardcoded hdr2_len was used instead of the correct offset to the Buffer field. The security advisories describe that after a...

CVE-2026-31477 ksmbd: fix memory leaks and NULL deref in smb2_lock()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix memory leaks and NULL deref in smb2lock smb2lock has three error handling issues after listdel detaches smblock from locklist at nocheckcl: 1 If vfslockfile returns an unexpected error in the non-UNLOCK path, goto out...

CVE-2026-31433

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix potencial OOB in getfileallinfo for compound requests When a compound request consists of QUERYDIRECTORY + QUERYINFO FILEALLINFORMATION and the first command consumes nearly the entire maxtranssize, getfileallinfo woul...

PT-2026-34382

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The smb2 lock function in the ksmbd module contains three error handling issues. First, if vfs lock file returns an unexpected error in the non-UNLOCK path, the smb lock and its flock ar...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013450)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013450 advisory. An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2writ...

Linux Distros Unpatched Vulnerability : CVE-2026-31478

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: replace hardcoded hdr2len with offsetof in smb2calcmaxoutbuflen After this commit...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013497)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013497 advisory. A use-after-free flaw was found in smb2isstatusiotimeout in CIFS in the Linux Kernel. After CIFS transfers response data to a system call, there are still local...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013496)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013496 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: prevent bad output lengths in smb2ioctlqueryinfo When calling smb2ioctlqueryinfo with...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013445)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013445 advisory. An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2TREECONNECT...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013416)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013416 advisory. An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c has a use-after-free and OOPS for SMB2TREEDISCONNECT. Tenabl...

Linux Distros Unpatched Vulnerability : CVE-2026-31477

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: fix memory leaks and NULL deref in smb2lock smb2lock has three error handling issues after listdel detaches smblock from locklist at nocheckcl: 1 If...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-010715)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010715 advisory. An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c has a use-after-free and OOPS for SMB2TREEDISCONNECT. Tenabl...

SUSE-SU-2026:1274-1 Security update for the Linux Kernel (Live Patch 19 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.84 fixes various security issues The following security issues were fixed: - CVE-2025-71120: SUNRPC: svcauthgss: avoid NULL deref on zero length gsstoken in gssreadproxyverf bsc1256780. - CVE-2026-22999: net/sched: schqfq: do not fr...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006728)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006728 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: Fix UAF in cifsdemultiplexthread There is a UAF when xfstests on cifs: BUG: KASAN:...