CVE-2025-40303 btrfs: ensure no dirty metadata is written back for an fs with errors

In the Linux kernel, the following vulnerability has been resolved: btrfs: ensure no dirty metadata is written back for an fs with errors BUG During development of a minor feature make sure all btrfsbio::endio is called in task context, I noticed a crash in generic/388, where metadata writes...

CVE-2025-40303

In the Linux kernel, the following vulnerability has been resolved: btrfs: ensure no dirty metadata is written back for an fs with errors BUG During development of a minor feature make sure all btrfsbio::endio is called in task context, I noticed a crash in generic/388, where metadata writes...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: crypto: essiv - Check ssize for decryption and in-place encryption CVE-2025-40019 In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix flag-dropping behavior in ksmmadvise CVE-2025-40040...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: crypto: essiv - Check ssize for decryption and in-place encryption CVE-2025-40019 In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix flag-dropping behavior in ksmmadvise CVE-2025-40040...

The vulnerability of the extent_fiemap() 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 extentfiemap function in the fs/btrfs/extentio.c module of the Btrfs file system support in the Linux operating system is related to incorrect resource locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2025-40303

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: ensure no dirty metadata is written back for an fs with errors BUG During development of a minor feature make sure all btrfsbio::endio is called in task...

Linux Distros Unpatched Vulnerability : CVE-2025-40235

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol,...

CVE-2025-40235

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

USN-7909-4 linux-gcp, linux-gke, linux-gkeop 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: - ARM32 architecture; - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S39...

btrfs: set_page_extent_mapped after read_folio in btrfs_cont_expand

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SUSE CVE-2025-40235

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

The vulnerability of the btrfs_copy_root() function in the btrfs component of Linux kernel allows a hacker to trigger a service failure.

The vulnerability of the btrfscopyroot function in the btrfs component of the Linux operating system is related to the copying of buffers without checking the input data. Exploiting this vulnerability allows an attacker to cause a service failure...

The vulnerability in the fs/btrfs/qgroup.c component of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the fs/btrfs/qgroup.c component in the Linux operating system is related to the use of memory after it is freed. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

CVE-2025-40235

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

UBUNTU-CVE-2025-40235

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

EUVD-2025-201224

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

CVE-2025-40235 btrfs: directly free partially initialized fs_info in btrfs_check_leaked_roots()

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

CVE-2025-40235

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

CVE-2025-40235 btrfs: directly free partially initialized fs_info in btrfs_check_leaked_roots()

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

CVE-2025-40235

CVE-2025-40235 : Linux kernel, btrfs subsystem, vulnerable in btrfs_check_leaked_roots() leading to a NULL dereference when fs_info allocated_roots is uninitialized if fs_info->super_copy/super_for_commit allocation failed earlier. Reported by syzkaller showing an OOPS during mount (page fault...