Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003466)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003466 advisory. The NFSv4 implementation in the Linux kernel through 4.11.1 allows local users to cause a denial of service resource consumption by leveraging improper channel...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002553)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002553 advisory. In the eaget function in fs/jfs/xattr.c in the Linux kernel through 4.17.1, a memory corruption bug in JFS can be triggered by calling setxattr twice with two...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002013)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002013 advisory. The udfpctochar function in fs/udf/symlink.c in the Linux kernel before 3.18.2 relies on component lengths that are unused, which allows local users to cause a denia...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002652)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002652 advisory. A flaw was found in the Linux kernel's NFS implementation, all versions 3.x and all versions 4.x up to 4.20. An attacker, who is able to mount an exported NFS...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002779)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002779 advisory. The NFSv2 and NFSv3 server implementations in the Linux kernel through 4.10.13 lack certain checks for the end of a buffer, which allows remote attackers to trigger...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002027)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002027 advisory. The fusefillwritepages function in fs/fuse/file.c in the Linux kernel before 4.4 allows local users to cause a denial of service infinite loop via a writev system ca...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002129)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002129 advisory. The SMB2tcon function in fs/cifs/smb2pdu.c in the Linux kernel before 3.16.3 allows remote CIFS servers to cause a denial of service NULL pointer dereference and...

CVE-2025-68771

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix kernel BUG in ocfs2findvictimchain syzbot reported a kernel BUG in ocfs2findvictimchain because the clnextfreerec field of the allocation chain list next free slot in the chain list is 0, triggring the...

CVE-2025-71069

In the Linux kernel, the following vulnerability has been resolved: f2fs: invalidate dentry cache on failed whiteout creation F2FS can mount filesystems with corrupted directory depth values that get runtime-clamped to MAXDIRHASHDEPTH. When RENAMEWHITEOUT operations are performed on such...

CVE-2026-20820

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally...

CVE-2025-71105

In the Linux kernel, the following vulnerability has been resolved: f2fs: use global inlinexattrslab instead of per-sb slab cache As Hong Yun reported in mailing list: loop7: detected capacity change from 0 to 131072 ------------ cut here ------------ kmemcache of name 'f2fsxattrentry-7:7' alread...

CVE-2025-71107 f2fs: ensure node page reads complete before f2fs_put_super() finishes

In the Linux kernel, the following vulnerability has been resolved: f2fs: ensure node page reads complete before f2fsputsuper finishes Xfstests generic/335, generic/336 sometimes crash with the following message: F2FS-fs dm-0: detect filesystem reference count leak during umount, type: 9, count: ...

CVE-2025-71106 fs: PM: Fix reverse check in filesystems_freeze_callback()

In the Linux kernel, the following vulnerability has been resolved: fs: PM: Fix reverse check in filesystemsfreezecallback The freezeallptr check in filesystemsfreezecallback introduced by commit a3f8f8662771 "power: always freeze efivarfs" is reverse which quite confusingly causes all file syste...

CVE-2025-71105

CVE-2025-71105 documents a Linux kernel issue in f2fs where two slab caches (f2fs_xattr_entry-7:3 and f2fs_xattr_entry-7:7) with identical slab sizes cause kmem_cache_sanity_check warnings during mount operations. The root cause is using per-sb slab caches instead of a single global slab, leading...

CVE-2025-71105

In the Linux kernel, the following vulnerability has been resolved: f2fs: use global inlinexattrslab instead of per-sb slab cache As Hong Yun reported in mailing list: loop7: detected capacity change from 0 to 131072 ------------ cut here ------------ kmemcache of name 'f2fsxattrentry-7:7' alread...

kernel: NFSD: Avoid calling OPDESC() with ops->opnum == OP_ILLEGAL

In the Linux kernel, the following vulnerability has been resolved: NFSD: Avoid calling OPDESC with ops-opnum == OPILLEGAL OPDESC simply indexes into nfsd4ops by the op's operation number, without range checking that value. It assumes callers are careful to avoid calling it with an out-of-bounds...

kernel: nfsd: handle get_client_locked() failure in nfsd4_setclientid_confirm()

A vulnerability has been identified in the Linux kernel's Network File System NFS daemon that could allow for a Denial of Service and in worst case scenario Arbitrary Code Execution. This Use-After-Free flaw arises from a race condition when the kernel handles the confirmation of an NFS client...

kernel: nfsd: handle get_client_locked() failure in nfsd4_setclientid_confirm()

A vulnerability has been identified in the Linux kernel's Network File System NFS daemon that could allow for a Denial of Service and in worst case scenario Arbitrary Code Execution. This Use-After-Free flaw arises from a race condition when the kernel handles the confirmation of an NFS client...

kernel: NFSD: Avoid calling OPDESC() with ops->opnum == OP_ILLEGAL

In the Linux kernel, the following vulnerability has been resolved: NFSD: Avoid calling OPDESC with ops-opnum == OPILLEGAL OPDESC simply indexes into nfsd4ops by the op's operation number, without range checking that value. It assumes callers are careful to avoid calling it with an out-of-bounds...

kernel: smb: client: Fix use-after-free in cifs_fill_dirent

A use-after-free flaw was found in cifsfilldirent in fs/cifs/readdir.c in smb client in the Linux Kernel. This flaw could allow an attacker to crash the system due to race problem. This vulnerability could even lead to a kernel information leak problem...