UBUNTU-CVE-2022-50090

In the Linux kernel, the following vulnerability has been resolved: btrfs: replace BTRFSMAXEXTENTSIZE with fsinfo-maxextentsize On zoned filesystem, data write out is limited by maxzoneappendsize, and a large ordered extent is split according the size of a bio. OTOH, the number of extents to be...

CVE-2022-50090 btrfs: replace BTRFS_MAX_EXTENT_SIZE with fs_info->max_extent_size

In the Linux kernel, the following vulnerability has been resolved: btrfs: replace BTRFSMAXEXTENTSIZE with fsinfo-maxextentsize On zoned filesystem, data write out is limited by maxzoneappendsize, and a large ordered extent is split according the size of a bio. OTOH, the number of extents to be...

CVE-2022-50090

In the Linux kernel, the following vulnerability has been resolved: btrfs: replace BTRFSMAXEXTENTSIZE with fsinfo-maxextentsize On zoned filesystem, data write out is limited by maxzoneappendsize, and a large ordered extent is split according the size of a bio. OTOH, the number of extents to be...

AZL-70292 CVE-2025-38059 affecting package kernel 5.15.200.1-1

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...

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...

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 6.1

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: 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 vulnerabilities have been resolved: btrfs: fixed the qgroup reserve leaks in cowfilerange. In the buffered write path, the dirty page owns the qgroup reserve until it creates an orderedextent. Therefore, any errors that occur before the orderedextent is created...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: The folio mapping is checked after unlocking in relocateonefolio. When we call btrfsreadfolio to update a folio, we unlock the folio. As a result, another thread can modify the mapping such as removing it using invalidate...

PT-2025-33546

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw was discovered in the Linux kernel related to the BTRFS file system's free space tree. Specifically, an assertion failure could occur when building the free space tree with the...

The vulnerability in the fs/f2fs/extent_cache.c module of the Linux file system’s kernel allows a hacker to cause a service failure.

The vulnerability in the fs/f2fs/extentcache.c file of the Linux file system’s f2fs kernel is related to improper locking of resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

PT-2025-38448

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The extent writepage function in the Linux kernel incorrectly handles error conditions by setting the PageError flag whenever an error occurs and then checking for this flag to determine...

kernel: ext4: update orig_path in ext4_find_extent()

In the Linux kernel, the following vulnerability has been resolved: ext4: update origpath in ext4findextent In ext4findextent, if the path is not big enough, we free it and set origpath to NULL. But after reallocating and successfully initializing the path, we don't update origpath, in which case...

kernel: ext4: fix slab-use-after-free in ext4_split_extent_at()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix slab-use-after-free in ext4splitextentat We hit the following use-after-free: ================================================================== BUG: KASAN: slab-use-after-free in ext4splitextentat+0xba8/0xcc0 Read of...

kernel: ext4: fix infinite loop when replaying fast_commit

In the Linux kernel, the following vulnerability has been resolved: ext4: fix infinite loop when replaying fastcommit When doing fastcommit replay an infinite loop may occur due to an uninitialized extentstatus struct. ext4extdetermineinserthole does not detect the replay and calls...

kernel: ext4: fix double brelse() the buffer of the extents path

In the Linux kernel, the following vulnerability has been resolved: ext4: fix double brelse the buffer of the extents path In ext4exttrytomergeup, set path1.pbh to NULL after it has been released, otherwise it may be released twice. An example of what triggers this is as follows: split2 map split...

kernel: ext4: avoid use-after-free in ext4_ext_show_leaf()

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid use-after-free in ext4extshowleaf In ext4findextent, path may be freed by error or be reallocated, so using a previously saved ppath may have been freed and thus may trigger use-after-free, as follows: ext4splitextent...

kernel: erofs: fix missing unmap if z_erofs_get_extent_compressedlen() fails

A resource leak flaw was found in the Linux kernel's EROFS filesystem. When zerofsgetextentcompressedlen fails, the corresponding meta buffer is not properly unmapped, leading to a memory leak over time...

OESA-2025-1450 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ntbhwswitchtec: Fix shift-out-of-bounds in switchtecntbmwsettrans There is a kernel API ntbmwcleartrans would pass 0 to both addr and size. This would make...