PT-2026-90411

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the nfsd4 decode posixacl function where a u32 entry count is read from the wire and passed directly to posix acl alloc and sort pacl range. Because sort pacl range...

PT-2026-90380

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the nfsd component when processing OPEN compounds. The function nfsd4 decode createhow4 utilizes nfsd4 decode fattr4, which allocates refcounted struct posix acl...

Linux Distros Unpatched Vulnerability : CVE-2026-68149

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fs: preserve ACLDONTCACHE state in forgetcachedacl The ACLDONTCACHE state is meant to be a constant state for the inode for filesystems that want to opt out of...

SUSE CVE-2026-68097

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate ACE size against SID sub-authorities setntacldacl validates sid.numsubauth before copying an ACE, but does not verify that the declared ACE size contains all sub-authorities described by that field. An undersized...

CVE-2026-68149

In the Linux kernel, the following vulnerability has been resolved: fs: preserve ACLDONTCACHE state in forgetcachedacl The ACLDONTCACHE state is meant to be a constant state for the inode for filesystems that want to opt out of posix acl caching. Commit facd61053cff1 "fuse: fixes after adapting t...

CVE-2026-68149

In the Linux kernel, the following vulnerability has been resolved: fs: preserve ACLDONTCACHE state in forgetcachedacl The ACLDONTCACHE state is meant to be a constant state for the inode for filesystems that want to opt out of posix acl caching. Commit facd61053cff1 "fuse: fixes after adapting t...

EUVD-2026-55534

In the Linux kernel, the following vulnerability has been resolved: fs: preserve ACLDONTCACHE state in forgetcachedacl The ACLDONTCACHE state is meant to be a constant state for the inode for filesystems that want to opt out of posix acl caching. Commit facd61053cff1 "fuse: fixes after adapting t...

CVE-2026-68149 fs: preserve ACL_DONT_CACHE state in forget_cached_acl()

In the Linux kernel, the following vulnerability has been resolved: fs: preserve ACLDONTCACHE state in forgetcachedacl The ACLDONTCACHE state is meant to be a constant state for the inode for filesystems that want to opt out of posix acl caching. Commit facd61053cff1 "fuse: fixes after adapting t...

CVE-2026-68149 fs: preserve ACL_DONT_CACHE state in forget_cached_acl()

In the Linux kernel, the following vulnerability has been resolved: fs: preserve ACLDONTCACHE state in forgetcachedacl The ACLDONTCACHE state is meant to be a constant state for the inode for filesystems that want to opt out of posix acl caching. Commit facd61053cff1 "fuse: fixes after adapting t...

CVE-2026-68100 ksmbd: validate num_subauth when copying ACE in set_ntacl_dacl

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate numsubauth when copying ACE in setntacldacl setntacldacl copies each ACE from the attacker-controlled stored security descriptor verbatim into the response DACL without checking sid.numsubauth. The ACE bytes...

EUVD-2026-55478

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate ACE size against SID sub-authorities setntacldacl validates sid.numsubauth before copying an ACE, but does not verify that the declared ACE size contains all sub-authorities described by that field. An undersized...

PT-2026-69498

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the ksmbd module, the set ntacl dacl function fails to verify that the declared Access Control Entry ACE size contains all sub-authorities described by the sid.num subauth field. This...

PT-2026-69549

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the virtual file system VFS helper forget cached acl where it fails to preserve the ACL DONT CACHE state. This state is intended to be constant for inodes in filesyste...

CVE-2026-68097: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate ACE size against SID sub-authorities setntacldacl validates sid.numsubauth before copying an ACE, but does not verify that the declared ACE size contains all sub-authorities described by that field. An undersized...

SUSE CVE-2026-64139

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix SID memory leak in setposixaclentriesdacl on overflow Commit 299f962c0b02 "ksmbd: use checkaddoverflow to prevent u16 DACL size overflow" added checkaddoverflow guards that break out of the ACE-building loops in...

CVE-2026-64139

A flaw was found in the ksmbd kernel SMB daemon component of the Linux kernel. A malicious or specially crafted file with a large number of POSIX Access Control List ACL entries can trigger a memory leak in the setposixaclentriesdacl function. This occurs when the accumulated DACL size overflows,...

CVE-2026-53397

A flaw was found in the Linux kernel's Network File System Daemon nfsd. This vulnerability occurs during the processing of Access Control List ACL set operations. If a specific decode step fails, a memory leak of a posixacl object occurs. This can lead to resource exhaustion over time, potentiall...

CVE-2026-53396

A flaw was found in the Linux kernel's Network File System NFS daemon nfsd within the nfsd4createfile function. This vulnerability allows a remote attacker to cause a denial of service DoS by repeatedly triggering a memory leak of posixacl allocations. The leak occurs when a client attempts to...

nfsd: fix posix_acl leak on SETACL decode failure

...

Linux Distros Unpatched Vulnerability : CVE-2026-64139

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: fix SID memory leak in setposixaclentriesdacl on overflow Commit 299f962c0b02 ksmbd:...