CVE-2026-31448

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid infinite loops caused by residual data On the mkdir/mknod path, when mapping logical blocks to physical blocks, if inserting a new extent into the extent tree fails in this example, because the file system disabled th...

PT-2026-34353

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 file system during the mkdir and mknod paths. When mapping logical blocks to physical blocks, if inserting a new extent into the extent tree fails, the ext4 e...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006693)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006693 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: output extra debug info if we failed to find an inline backref BUG Syzbot reported several...

ROS-20260403-73-0028

A vulnerability in the blocklayout/extenttree.c component of the Linux kernel is related to access to an uninitialized pointer. Exploitation of the vulnerability allows an attacker to cause a denial of service...

CVE-2026-23214

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject new transactions if the fs is fully read-only BUG There is a bug report where a heavily fuzzed fs is mounted with all rescue mount options, which leads to the following warnings during unmount: BTRFS: Transaction...

CVE-2026-23214 btrfs: reject new transactions if the fs is fully read-only

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject new transactions if the fs is fully read-only BUG There is a bug report where a heavily fuzzed fs is mounted with all rescue mount options, which leads to the following warnings during unmount: BTRFS: Transaction...

The vulnerability of the lookupInlineExtentBackRef() function in the fs/btrfs/extent-tree.c file of the Linux kernel file system allows a attacker to cause a service failure.

The vulnerability of the lookupInlineextentbackref function in the fs/btrfs/extent-tree.c file of the Linux kernel operating system involves the exposure of confidential information. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability in the `btrfs_finish_extent_commit()` function of the `fs/btrfs/extent-tree.c` file in the Linux kernel’s file system allows a attacker to trigger a service failure.

The vulnerability of the btrfsfinishextentcommit function in the fs/btrfs/extent-tree.c file of the btrfs file system in the Linux operating system is related to synchronization errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2026-23018

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

CVE-2026-23018

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

CVE-2026-23018

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

UBUNTU-CVE-2026-23018

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

CVE-2026-23018

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

CVE-2026-23018

CVE-2026-23018 describes a Linux kernel vulnerability in the btrfs code path. In btrfs_read_locked_inode(), a path with a read-locked leaf from a subvolume tree is used while calling btrfs_init_file_extent_tree(), which may perform GFP_KERNEL allocations and trigger memory reclaim. This can creat...

CVE-2026-23018 btrfs: release path before initializing extent tree in btrfs_read_locked_inode()

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

CVE-2026-23018 btrfs: release path before initializing extent tree in btrfs_read_locked_inode()

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

EUVD-2026-5076

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

CVE-2026-23018

In the Linux kernel, the following vulnerability has been resolved: btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path with a read locked leaf from a subvolume tree, and...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21658)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21658 advisory. - In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003613)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003613 advisory. btrfsfreeextent in fs/btrfs/extent-tree.c in the Linux kernel through 5.3.12 calls btrfsprintleaf in a certain ENOENT case, which allows local users to obtain...