Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A possible reference count leak in smb2open has been fixed. The reference count of ACLs will cause a leak when memory allocation fails. This issue has been addressed by adding the missing posixaclrelease function...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fixed the directory separator in SMB1 UNIX mounts. When calling cifsmountgettcon with SMB1 UNIX mounts, @cifssb-mntcifsflags needs to be read or updated only after calling resetcifsunixcaps. Otherwise, it may result ...

SUSE CVE-2026-31710

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix dir separator in SMB1 UNIX mounts When calling cifsmountgettcon with SMB1 UNIX mounts, @cifssb-mntcifsflags needs to be read or updated only after calling resetcifsunixcaps, otherwise it might end up with missing...

Linux Distros Unpatched Vulnerability : CVE-2026-31704

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: use checkaddoverflow to prevent u16 DACL size overflow setposixaclentriesdacl and setntacldacl accumulate ACE sizes in u16 variables. When a file has man...

CVE-2026-31704

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use checkaddoverflow to prevent u16 DACL size overflow setposixaclentriesdacl and setntacldacl accumulate ACE sizes in u16 variables. When a file has many POSIX ACL entries, the accumulated size can wrap past 65535, causin...

CVE-2026-31710

CVE-2026-31710 — Linux kernel CIFS SMB1 UNIX mounts: A fix addresses incorrect dir separators caused by not updating @cifs_sb->mnt_cifs_flags after reset_cifs_unix_caps() when mounting SMB1 UNIX shares. The root cause is that the POSIX ACLs/paths flags (CIFS_MOUNT_POSIXACL, CIFS_MOUNT_POSIX_PA...

CVE-2026-31704

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use checkaddoverflow to prevent u16 DACL size overflow setposixaclentriesdacl and setntacldacl accumulate ACE sizes in u16 variables. When a file has many POSIX ACL entries, the accumulated size can wrap past 65535, causin...

PT-2026-36334

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the ksmbd module, the functions set posix acl entries dacl and set ntacl dacl accumulate Access Control Entry ACE sizes using u16 variables. When a file contains numerous POSIX ACL...

SUSE CVE-2025-68803

In the Linux kernel, the following vulnerability has been resolved: NFSD: NFSv4 file creation neglects setting ACL An NFSv4 client that sets an ACL with a named principal during file creation retrieves the ACL afterwards, and finds that it is only a default ACL based on the mode bits and not the...

CVE-2025-68803

A flaw was found in the Linux kernel's NFSv4 server implementation. When an NFSv4 client creates a file and specifies an ACL with named principals, the server fails to apply the requested ACL. The nfsdcreatesetattr function checks only for iattr changes and security labels but not POSIX ACLs,...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003038)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003038 advisory. nfsd in the Linux kernel through 4.6.3 allows local users to bypass intended file-permission restrictions by setting a POSIX ACL, related to nfs2acl.c, nfs3acl.c, an...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001835)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001835 advisory. nfsd in the Linux kernel through 4.6.3 allows local users to bypass intended file-permission restrictions by setting a POSIX ACL, related to nfs2acl.c, nfs3acl.c, an...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002487)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002487 advisory. The overlayfs implementation in the Linux kernel through 4.5.2 does not properly maintain POSIX ACL xattr data, which allows local users to gain privileges by...

AZL-74297 CVE-2025-68803 affecting package kernel for versions less than 6.6.121.1-1

In the Linux kernel, the following vulnerability has been resolved: NFSD: NFSv4 file creation neglects setting ACL An NFSv4 client that sets an ACL with a named principal during file creation retrieves the ACL afterwards, and finds that it is only a default ACL based on the mode bits and not the...

CVE-2025-68803

In the Linux kernel, the following vulnerability has been resolved: NFSD: NFSv4 file creation neglects setting ACL An NFSv4 client that sets an ACL with a named principal during file creation retrieves the ACL afterwards, and finds that it is only a default ACL based on the mode bits and not the...

kernel: nfsd: clear acl_access/acl_default after releasing them

In the Linux kernel, the following vulnerability has been resolved: nfsd: clear aclaccess/acldefault after releasing them If getting acldefault fails, aclaccess and acldefault will be released simultaneously. However, aclaccess will still retain a pointer pointing to the released posixacl, which...

kernel: nfsd: clear acl_access/acl_default after releasing them

In the Linux kernel, the following vulnerability has been resolved: nfsd: clear aclaccess/acldefault after releasing them If getting acldefault fails, aclaccess and acldefault will be released simultaneously. However, aclaccess will still retain a pointer pointing to the released posixacl, which...

EUVD-2010-2215

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EUVD-2016-2338

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EUVD-2007-4830

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