UBUNTU-CVE-2026-68457

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use opener credentials for FSCTL mutations SETSPARSE, SETZERODATA and SETCOMPRESSION operate on an open SMB handle but call VFS xattr, fallocate or fileattr helpers with the current ksmbd worker credentials. Those helpers...

CVE-2026-72186 ntfs: make system files immutable to prevent corruption

In the Linux kernel, the following vulnerability has been resolved: ntfs: make system files immutable to prevent corruption When a system file such as $Bitmap is exposed via showsysfiles and written from userspace, the volume is corrupted and, because the cluster allocator scans $Bitmap through t...

Linux Distros Unpatched Vulnerability : CVE-2026-72379

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fs: refuse OTMPFILE creation with an unmapped fsuid or fsgid vfstmpfile never checked that the caller's fsuid and fsgid map into the filesystem. On an idmapped...

PT-2026-72567

In the Linux kernel, the following vulnerability has been resolved: fs: refuse O TMPFILE creation with an unmapped fsuid or fsgid vfs tmpfile never checked that the caller's fsuid and fsgid map into the filesystem. On an idmapped mount whose idmapping does not cover the caller's fsu,gid, the...

CVE-2026-68083

CVE-2026-68083 affects ksmbd (Linux kernel in-kernel SMB server). The issue is a path-resolution bug in ksmbd_vfs_kern_path_create() where an SMB2 create/mkdir/hardlink path can leverage a ".." component to escape the share, because the rooted open lookup uses LOOKUP_BENEATH for the SMB2 path but...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: smb/server: Fixed the reference count leak in smb2open. When ksmbdvfsgetattr fails, the reference count of ksmbdfile must be released...

SUSE CVE-2026-64596

In the Linux kernel, the following vulnerability has been resolved: libfs: set SBINOEXEC and SBINODEV by default in initpseudo Since commit 1e7ab6f67824 "anoninode: rework assertions", pathnoexec warns when an anonymous-inode file is mmap'd from a superblock that has not set SBINOEXEC. dma-buf...

OPENSUSE-SU-2026:21540-1 Security update for samba

This update for samba fixes the following issues: Update to 4.22.11. Security issues fixed: - CVE-2026-1933: missing access check on reparse point operations allows unauthorized users to modify the user.SmbReparse xattr bsc1261188. - CVE-2026-2340: WORM vfs module does not block directory...

CVE-2026-64596

In the Linux kernel, the following vulnerability has been resolved: libfs: set SBINOEXEC and SBINODEV by default in initpseudo Since commit 1e7ab6f67824 "anoninode: rework assertions", pathnoexec warns when an anonymous-inode file is mmap'd from a superblock that has not set SBINOEXEC. dma-buf...

CVE-2026-64596 libfs: set SB_I_NOEXEC and SB_I_NODEV by default in init_pseudo()

In the Linux kernel, the following vulnerability has been resolved: libfs: set SBINOEXEC and SBINODEV by default in initpseudo Since commit 1e7ab6f67824 "anoninode: rework assertions", pathnoexec warns when an anonymous-inode file is mmap'd from a superblock that has not set SBINOEXEC. dma-buf...

CrushFTP VFS - Sandbox Escape LFR

VFS Sandbox Escape in CrushFTP in all versions before 10.7.1 and 11.1.0 on all platforms allows remote attackers with low privileges to read files from the filesystem outside of VFS Sandbox. id: CVE-2024-4040 info: name: CrushFTP VFS - Sandbox Escape LFR author: DhiyaneshDK,pussycat0x severity:...

CVE-2026-64400

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent path traversal bypass by restricting caseless retry ksmbdvfspathlookup enforces LOOKUPBENEATH to restrict path resolution within the share root. When a crafted path attempts to escape the share boundary using...

UBUNTU-CVE-2026-64345

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fprinter: take kref only for successful open printeropen returns -EBUSY when the character device is already open, but it increments dev-kref regardless of the return value. VFS does not call -release for a failed...

CVE-2026-64400

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent path traversal bypass by restricting caseless retry ksmbdvfspathlookup enforces LOOKUPBENEATH to restrict path resolution within the share root. When a crafted path attempts to escape the share boundary using...

EUVD-2026-48944

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent path traversal bypass by restricting caseless retry ksmbdvfspathlookup enforces LOOKUPBENEATH to restrict path resolution within the share root. When a crafted path attempts to escape the share boundary using...

EUVD-2026-48942

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add a permission check for FSCTLSETZERODATA FSCTLSETZERODATA in smb2ioctl destroys file data via ksmbdvfszerodata - vfsfallocatePUNCHHOLE/ZERORANGE after checking only the share-level KSMBDTREECONNFLAGWRITABLE, with no...

CVE-2026-64398

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add a permission check for FSCTLSETZERODATA FSCTLSETZERODATA in smb2ioctl destroys file data via ksmbdvfszerodata - vfsfallocatePUNCHHOLE/ZERORANGE after checking only the share-level KSMBDTREECONNFLAGWRITABLE, with no...

CVE-2026-64395 ksmbd: require source read access for duplicate extents

In the Linux kernel, the following vulnerability has been resolved: ksmbd: require source read access for duplicate extents FSCTLDUPLICATEEXTENTSTOFILE passes the source file directly to vfsclonefilerange or vfscopyfilerange without checking the SMB access mask granted to the source handle. A...

EUVD-2026-48937

In the Linux kernel, the following vulnerability has been resolved: ksmbd: run set info with opener credentials SMB2 SETINFO handlers call path-based VFS helpers after checking the access mask granted to the SMB handle. Those helpers perform their owner, inode permission and LSM checks using the...

SUSE CVE-2026-64142

In the Linux kernel, the following vulnerability has been resolved: ksmbd: close durable scavenger races against mfplist lookups ksmbddurablescavenger has two related races against any walker that iterates fci-mfplist, including ksmbdlookupfdinode used by ksmbdvfsrename and the share-mode checks ...