CVE-2025-38059 btrfs: avoid NULL pointer dereference if no valid csum tree

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid csum tree BUG When trying read-only scrub on a btrfs with rescue=idatacsums mount option, it will crash with the following call trace: BUG: kernel NULL pointer dereference, addres...

CVE-2025-38059

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid csum tree BUG When trying read-only scrub on a btrfs with rescue=idatacsums mount option, it will crash with the following call trace: BUG: kernel NULL pointer dereference, addres...

CVE-2025-38034

CVE-2025-38034 : The connected Azure Linux 3.0 Nessus entry confirms a Linux kernel issue affecting btrfs paths where btrfs__prelim_ref calls wrong order of oldref/newref, causing a NULL pointer dereference in trace_btrfs_prelim_ref_insert(). The backtrace shows the call path ending in prelim_ref...

CVE-2025-38034

In the Linux kernel, the following vulnerability has been resolved: btrfs: correct the order of prelimref arguments in btrfsprelimref btrfsprelimref calls the old and new reference variables in the incorrect order. This causes a NULL pointer dereference because oldref is passed as NULL to...

CVE-2025-38034 btrfs: correct the order of prelim_ref arguments in btrfs__prelim_ref

In the Linux kernel, the following vulnerability has been resolved: btrfs: correct the order of prelimref arguments in btrfsprelimref btrfsprelimref calls the old and new reference variables in the incorrect order. This causes a NULL pointer dereference because oldref is passed as NULL to...

CVE-2025-38034 btrfs: correct the order of prelim_ref arguments in btrfs__prelim_ref

In the Linux kernel, the following vulnerability has been resolved: btrfs: correct the order of prelimref arguments in btrfsprelimref btrfsprelimref calls the old and new reference variables in the incorrect order. This causes a NULL pointer dereference because oldref is passed as NULL to...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel, which stems from btrfs causing a null pointer dereference when the checksum tree is invalid...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from btrfs not clearing fsinfo-relocctl when preparetorelocate fails resulting in reuse after release...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the btrfs file system's use of the fixed value BTRFSMAXEXTENTSIZE to calculate metadata reservations, which...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from the btrfsgetdevargsfrompath function not freeing memory when the path is invalid, which could lead to a memory...

PT-2025-25922 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A memory leak issue has been identified in the Linux kernel, specifically in the btrfs get dev args from path function. This function can fail if the provided path is invalid, leading ...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the btrfs filesystem not unlocking a page when cowfilerange fails, which could lead to a task hang...

PT-2025-25993 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A use-after-free bug has been identified in the Linux kernel, specifically in the btrfs file system. The issue arises when the btrfs commit transaction function fails, causing the relo...

PT-2025-26015 · Btrfs +1 · Btrfs +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.16.0-rc1+ Description: A vulnerability in the Linux kernel has been resolved, related to the btrfs file system. The issue causes a hang when the cow file range function fails during allocation, leaving pages...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Avoid NULL pointer dereferencing if no valid csum tree exists. BUG When attempting a read-only scrub operation on a btrfs volume with the rescue=idatacsums mount option, the operation will crash due to the following call...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed an assertion failure that occurred when splitting an ordered extent after a transaction abort. If a direct IO write transaction abort occurs, we mark all existing ordered extents with the BTRFSORDEREDIOERR flag done...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not call BUGON when the reference count is 0 at btrfslookupextentinfo. Instead of calling BUGON, handle the error by returning -EUCLEAN, aborting the transaction, and logging an error message...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: The program exits after a state insertion failure at btrfsconvertextentbit. If the insertstate function fails, it returns an error pointer. We then call extentiotreepanic, which will trigger a BUG. However, if CONFIGBUG is...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: zoned: return EIO on RAID1 block group write pointer mismatch There was a bug report regarding a NULL pointer dereference in btrfsaddfreespacezoned, which occurs due to a conversion from the default metadata profile DUP...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: hardened the blockgroup::bglist against race conditions involving listdel. As far as I can see, calls to listdelinit on bglist cannot run concurrently with btrfs.markbgunused or btrfs.markbgtoreclaim, as these operation...