CVE-2026-23141

A flaw was found in the Linux kernel's btrfs filesystem send functionality. In the rangeisholeinparent function, the code accesses the diskbytenr field of a file extent item without first checking if it is an inline extent. For inline extents, the data begins at the diskbytenr field offset, so...

CVE-2026-23157

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

CVE-2026-23157

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

Linux Distros Unpatched Vulnerability : CVE-2026-23181

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: sync read disk super and set block size When the user performs a btrfs mount, the block device is not set correctly. The user sets the block size of the...

USN-8033-4: Linux kernel (AWS) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-3 linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-2 linux-intel-iot-realtime, linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-2: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

[SECURITY] Fedora 43 Update: rust-btrd-0.5.3-12.fc43

The btrfs debugger...

CVE-2025-71194

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock in waitcurrenttrans due to ignored transaction type When waitcurrenttrans is called during starttransaction, it currently waits for a blocked transaction without considering whether the given transaction type...

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

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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004865)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004865 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix ulist leaks in error paths of qgroup self tests In the testnosharedqgroup and...

ROS-20260119-7352

A vulnerability in the jointransaction function of the fs/btrfs/transaction.c module of the Linux kernel btrfs file system support is related to the reuse of previously freed memory. Exploitation of the vulnerability may allow an attacker to affect confidentiality, integrity and availability of...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000717)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000717 advisory. The CRC32C feature in the Btrfs implementation in the Linux kernel before 3.8-rc1 allows local users to cause a denial of service prevention of file creation by...

btrfs: don't log conflicting inode if it's a dir moved in the current transaction

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CVE-2025-68778

A data corruption flaw was found in the Linux kernel's Btrfs filesystem log replay mechanism. When a directory is moved between parent directories in the same transaction and then a file with the same name is created and synced, the log replay can create a directory with two hard links. This caus...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001313)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001313 advisory. An issue was discovered in the Linux kernel through 4.17.10. There is a use-after-free in trymergefreespace when mounting a crafted btrfs image, because of a lack of...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a lockup issue caused by a race condition between inode eviction and inode caching. There is a race condition between inode eviction and inode caching that can cause a struct btrfsinode to be missing from the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not assert that we found a block group item when creating a free space tree. Currently, when building a free space tree using populatefreespacetree, if we are not using the block group tree feature, we always expect to...