Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Ensure that pages are unlocked in case of a failure in cowfilerange. There is a hangtask report for zoned btrfs as follows: https://github.com/naota/linux/issues/59 726.328648 INFO: Task rocksdb:high0:11085 blocked for...

The vulnerability of the grab_extent_buffer() function in the fs/btrfs/extent_io.c module of the Btrfs file system support in the Linux operating system allows a attacker to cause a service failure.

The vulnerability of the grabextentbuffer function in the fs/btrfs/extentio.c module of the btrfs file system support in the Linux operating system is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the `btrfs_get_or_create_delayed_node()` function in the `fs/btrfs/delayed-inode.c` file of the Linux kernel’s filesystem module allows a attacker to cause a service failure.

The vulnerability of the btrfsgetorcreatedelayednode function in the fs/btrfs/delayed-inode.c file of the Linux kernel’s filesystem module is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to trigger a service failure...

CVE-2026-53284 btrfs: only release the dirty pages io tree after successful writes

In the Linux kernel, the following vulnerability has been resolved: btrfs: only release the dirty pages io tree after successful writes WARNING With extra warning on dirty extent buffers at umount aka, the next patch in the series, test case generic/388 can trigger the following warning about dir...

Linux Distros Unpatched Vulnerability : CVE-2026-46129

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free in createspaceinfo error path When kobjectinitandadd fails, the call...

CVE-2026-45934 btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation I have been observing a number of systems aborting at insertdevextents in btrfscreatependingblockgroups. The following is a sample stack trace of such an abo...

Linux Distros Unpatched Vulnerability : CVE-2026-43358

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: add missing RCU unlock in error path in tryreleasesubpageextentbuffer Call rcureadlock before exiting the loop in tryreleasesubpageextentbuffer because...

UBUNTU-CVE-2026-43361

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix transaction abort when snapshotting received subvolumes Currently a user can trigger a transaction abort by snapshotting a previously received snapshot a bunch of times until we reach a BTRFSUUIDKEYRECEIVEDSUBVOL item...

Linux Distros Unpatched Vulnerability : CVE-2026-43338

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: reserve enough transaction items for qgroup ioctls Currently our qgroup ioctls don't reserve any space, they just do a transaction join, which does not...

Linux Distros Unpatched Vulnerability : CVE-2026-31666

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix incorrect return value after changing leaf in lookupextentdataref After commit 1618aa3c2e01 btrfs: simplify return variables in lookupextentdataref,...

Linux Distros Unpatched Vulnerability : CVE-2026-31434

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix leak of kobject name for sub-group spaceinfo When createspaceinfosubgroup allocates elements of spaceinfo-subgroup, kobjectinitandadd is called for...

The vulnerability of the `__cow_file_rangeInline()` function in the fs/btrfs/inode.c module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the cowfilerangeInline function in the fs/btrfs/inode.c module of the Linux operating system’s kernel is related to the lack of resource release after the expiration of the license period. Exploiting this vulnerability could allow a perpetrator to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2025-71269

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: do not free data reservation in fallback from inline due to -ENOSPC If we fail to create an inline extent due to -ENOSPC, we will attempt to go through t...

The vulnerability of the `btrfs_get_dev_args_from_path()` function in the `fs/btrfs/volumes.c` module of the btrfs file system in the Linux kernel allows a attacker to cause a service failure.

The vulnerability of the btrfsgetdevargsfrompath function in the fs/btrfs/volumes.c module of the btrfs file system in the Linux kernel is related to improper memory release memory leak. Exploiting this vulnerability could allow an attacker to cause a system failure...

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

The vulnerability of the btrfs DropExtents function in the fs/btrfs/file.c file of the btrfs file system in Linux kernels is related to errors during link counter updates. Exploiting this vulnerability could allow an attacker to cause a service failure...

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 btrfs Drop_extent_map_range() function in the fs/btrfs/extent_map.c file of the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the btrfs DropExtentMapRange function in the fs/btrfs/extentmap.c file of the Linux kernel operating system is related to the execution of a loop with an unreachable exit condition an “infinite loop”. Exploiting this vulnerability could allow an attacker to cause a service...

The vulnerability of the btrfs_search_path_in_tree_user() function in the fs/btrfs/ioctl.c file of the btrfs file system in the Linux operating system allows a attacker to cause a service failure.

The vulnerability of the btrfssearchpathintreeuser function in the fs/btrfs/ioctl.c file of the btrfs file system in the Linux operating system is related to the occurrence of mutual locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2026-23018

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: release path before initializing extent tree in btrfsreadlockedinode In btrfsreadlockedinode we are calling btrfsinitfileextenttree while holding a path...

Linux Distros Unpatched Vulnerability : CVE-2025-71184

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix NULL dereference on root when tracing inode eviction When evicting an inode the first thing we do is to setup tracing for it, which implies fetching...