Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002918)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002918 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...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002754)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002754 advisory. An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.14. A denial of service out-of- bounds memory access and BUG can occur upon encountering an...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001820)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001820 advisory. The dofollowlink function in fs/namei.c in the Linux kernel before 2.6.33 does not properly handle the last pathname component during use of certain filesystems, whi...

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...

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 20.1060e / 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-2026-003466)

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 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002339)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002339 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...

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-2025-71106 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-2025-71107 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-2025-71105

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...