CVE-2026-74318 btrfs: fix deadlock cloning inline extent when using flushoncommit

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock cloning inline extent when using flushoncommit In commit b48c980b6a7e "btrfs: fix deadlock between reflink and transaction commit when using flushoncommit" a deadlock was fixed between reflinks and transaction...

EUVD-2026-59465

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock cloning inline extent when using flushoncommit In commit b48c980b6a7e "btrfs: fix deadlock between reflink and transaction commit when using flushoncommit" a deadlock was fixed between reflinks and transaction...

CVE-2026-74318

CVE-2026-74318 concerns the Linux kernel, specifically a deadlock in btrfs when cloning an inline extent while using the flushoncommit option. The issue occurred during reflink/transaction commit, where copying inline extent data to a destination file could deadlock if the destination offset was ...

PT-2026-72757

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid pointer dereference in btrfs run delayed refs In the beginning of the loop, we try to obtain a locked delayed ref head, if 'locked ref' is currently NULL, by calling btrfs select ref head, which can return an...

PT-2026-72755

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix deadlock waiting for ticket during data relocation When performing data relocation on a zoned filesystem, BTRFS can deadlock in handle reserve tickets. The relocation process is waiting on a space reservation...

Linux Distros Unpatched Vulnerability : CVE-2026-74318

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix deadlock cloning inline extent when using flushoncommit In commit b48c980b6a7e btrfs: fix deadlock between reflink and transaction commit when using...

Linux Distros Unpatched Vulnerability : CVE-2026-74571

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: skip global block reserve accounting for rescue mounts BUG Mounting with rescue=ibadroots after corrupting the block group tree root triggers a NULL...

Linux Distros Unpatched Vulnerability : CVE-2026-74572

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: zoned: fix deadlock between metadata writeback and transaction commit When writing out metadata extent buffers in a zoned filesystem, btreewritepages hol...

PT-2026-72754

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock cloning inline extent when using flushoncommit In commit b48c980b6a7e "btrfs: fix deadlock between reflink and transaction commit when using flushoncommit" a deadlock was fixed between reflinks and transaction...

PT-2026-73023

In the Linux kernel, the following vulnerability has been resolved: btrfs: skip global block reserve accounting for rescue mounts BUG Mounting with rescue=ibadroots after corrupting the block group tree root triggers a NULL pointer dereference: BUG: kernel NULL pointer dereference, address:...

PT-2026-73024

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix deadlock between metadata writeback and transaction commit When writing out metadata extent buffers in a zoned filesystem, btree writepages holds fs info-zoned meta io lock across the whole writeback loop,...

The vulnerability of the btrfs/tree-log.c component in the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the btrfs/tree-log.c component in the Linux operating system’s kernel is related to improper handling of conflicting special elements. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-68450

In the Linux kernel, the following vulnerability has been resolved: btrfs: free mapping node on duplicate reloc root insert addrelocroot allocates a mappingnode before inserting it into rc-relocroottree. If rbsimpleinsert finds an existing entry, it returns the existing rbnode and leaves the newl...

The vulnerability in the btrfs/transaction.c component of the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the btrfs/transaction.c component in the Linux operating system’s kernel is related to improper synchronization. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-68442

A flaw was found in the btrfs filesystem component of the Linux kernel. When an extent map is split, a flag EXTENTFLAGLOGGING is incorrectly propagated to the new split maps. This issue occurs because the flag clearing operation was applied to the wrong variable during the splitting process...

CVE-2026-68450

A flaw was found in the Linux kernel's btrfs filesystem. When the addrelocroot function attempts to insert a duplicate mapping node into the relocroottree, the newly allocated node is not properly freed. This oversight can lead to a memory leak, potentially causing resource exhaustion and a Denia...

DEBIAN-CVE-2026-68450

In the Linux kernel, the following vulnerability has been resolved: btrfs: free mapping node on duplicate reloc root insert addrelocroot allocates a mappingnode before inserting it into rc-relocroottree. If rbsimpleinsert finds an existing entry, it returns the existing rbnode and leaves the newl...

CVE-2026-68450

In the Linux kernel, the following vulnerability has been resolved: btrfs: free mapping node on duplicate reloc root insert addrelocroot allocates a mappingnode before inserting it into rc-relocroottree. If rbsimpleinsert finds an existing entry, it returns the existing rbnode and leaves the newl...

CVE-2026-68450 btrfs: free mapping node on duplicate reloc root insert

In the Linux kernel, the following vulnerability has been resolved: btrfs: free mapping node on duplicate reloc root insert addrelocroot allocates a mappingnode before inserting it into rc-relocroottree. If rbsimpleinsert finds an existing entry, it returns the existing rbnode and leaves the newl...

CVE-2026-68450

In the Linux kernel, the following vulnerability has been resolved: btrfs: free mapping node on duplicate reloc root insert addrelocroot allocates a mappingnode before inserting it into rc-relocroottree. If rbsimpleinsert finds an existing entry, it returns the existing rbnode and leaves the newl...