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 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...

USN-7909-3 linux-aws-fips, linux-fips, linux-gcp-fips 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...

USN-7909-2 linux-intel-iot-realtime, linux-realtime 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...

USN-7879-4 linux-gcp-6.14, linux-raspi vulnerabilities

It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest memory resulting in loss of data integrity. CVE-2024-36331 Several security issues were discovered in the Linux kernel. An attacker could possibly use...

USN-7909-1 linux, linux-aws, linux-aws-5.15, linux-gcp-5.15, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iotg, linux-intel-iotg-5.15, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-5.15, linux-nvidia-tegra-igx, linux-oracle, linux-oracle-5.15, linux-xilinx-zynqmp 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...

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 originates from accessing uninitialized allocatedroots in btrfscheckleakedroots, which could lead to a null pointer...

The vulnerability of the btrfs component in the Linux operating system’s kernel allows attackers to compromise the integrity of protected information.

The vulnerability of the btrfs component in Linux operating systems relates to the copying of buffers without checking the input data. Exploiting this vulnerability allows an attacker to compromise the integrity of the protected information...

USN-7769-1 linux, linux-aws, linux-gcp, linux-gcp-6.14, linux-oracle, linux-realtime 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: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; - ACP...

btrfs: fix use-after-free of new block group that became unused

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PT-2026-2510

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the Btrfs file system related to handling directory moves during transactions. Specifically, the system may incorrectly log inode information when...

SUSE-SU-2025:21180-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-21816: hrtimers: Force migrate away hrtimers queued after bsc1238472. - CVE-2025-38653: proc: use the same treatment to check proclseek as ones for procreaditer...

SUSE-SU-2026:20561-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-21816: hrtimers: Force migrate away hrtimers queued after bsc1238472. - CVE-2025-38653: proc: use the same treatment to check proclseek as ones for procreaditer...

SUSE SLES12: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2025:4189-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4189-1 advisory. The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2021-4460:...

SUSE-SU-2025:21074-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Server 16.0 and SUSE Linux Micro 6.2 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-53164: net: sched: fix ordering of qlen adjustment bsc1234863. - CVE-2024-57891: schedext: Fix invalid irq restore in...

SUSE-SU-2025:21179-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Server 16.0 and SUSE Linux Micro 6.2 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-53164: net: sched: fix ordering of qlen adjustment bsc1234863. - CVE-2024-57891: schedext: Fix invalid irq restore in...

SUSE-SU-2025:4189-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2021-4460: drm/amdkfd: Fix UBSAN shift-out-of-bounds warning bsc1250764. - CVE-2022-48631: ext4: fix bug in extents parsing when ehentries == 0 and ehdepth 0...

SUSE CVE-2025-40209

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leak of qgrouplist in btrfsaddqgrouprelation When btrfsaddqgrouprelation is called with invalid qgroup levels src = dst, the function returns -EINVAL directly without freeing the preallocated qgrouplist structur...

Linux Distros Unpatched Vulnerability : CVE-2025-40209

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix memory leak of qgrouplist in btrfsaddqgrouprelation When btrfsaddqgrouprelation is called with invalid qgroup levels src = dst, the function returns...