Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock when cloning inline extents and using qgroups CVE-2021-46987 In the Linux kernel, the following vulnerability has been resolved: uiohvgeneric: Fix another memory leak in error handling paths...

SUSE CVE-2022-50293

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON on ENOMEM when dropping extent items for a range If we get -ENOMEM while dropping file extent items in a given range, at btrfsdropextents, due to failure to allocate memory when attempting to increment the...

CVE-2022-50293

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON on ENOMEM when dropping extent items for a range If we get -ENOMEM while dropping file extent items in a given range, at btrfsdropextents, due to failure to allocate memory when attempting to increment the...

CVE-2023-53183 btrfs: exit gracefully if reloc roots don't match

In the Linux kernel, the following vulnerability has been resolved: btrfs: exit gracefully if reloc roots don't match BUG Syzbot reported a crash that an ASSERT got triggered inside preparetomerge. CAUSE The root cause of the triggered ASSERT is we can have a race between quota tree creation and...

PT-2025-37551

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free vulnerability exists in the Linux kernel's Btrfs file system related to block group management. Specifically, if a task creates a new block group that becomes unused...

btrfs: subpage: keep TOWRITE tag until folio is cleaned

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SUSE CVE-2025-39738

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not allow relocation of partially dropped subvolumes BUG There is an internal report that balance triggered transaction abort, with the following call trace: item 85 key 594509824 169 0 itemoff 12599 itemsize 33 extent...

PT-2025-46762

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The btrfs encode fh function does not properly account for all cases it handles, potentially leading to an out-of-bounds write. Specifically, when a parent exists and the root ID of the...

btrfs: do not BUG_ON() when freeing tree block after error

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btrfs: exit after state insertion failure at btrfs_convert_extent_bit()

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USN-7737-1 linux-azure, linux-azure-6.8, linux-azure-nvidia 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; - S390 architecture; - x86 architecture; - Block layer subsystem; -...

Ubuntu 25.04 : Linux kernel (Azure) vulnerabilities (USN-7721-1)

"The remote Ubuntu 25.04 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7721-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in th...

USN-7721-1: Linux kernel (Azure) 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; - PA-RISC architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - x...

USN-7711-1 linux-azure 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: - PA-RISC architecture; - PowerPC architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; -...

SUSE-SU-2025:02853-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-36028: mm/hugetlb: fix DEBUGLOCKSWARNON1 when dissolvefreehugetlbfolio bsc1225707. - CVE-2024-36348, CVE-2024-36349, CVE-2024-36350, CVE-2024-36357:...

CVE-2025-38503

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix assertion when building free space tree When building the free space tree with the block group tree feature enabled, we can hit an assertion failure like this: BTRFS info device loop0 state M: rebuilding free space tre...

Linux Distros Unpatched Vulnerability : CVE-2024-36027

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: do not flag ZEROOUT on non-dirty extent buffer Btrfs clears the content of an...

Linux Distros Unpatched Vulnerability : CVE-2025-22114

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: btrfs: don't clobber ret in btrfsvalidatesuper Commit 2a9bb78cfd36 btrfs: validate system...

Linux Distros Unpatched Vulnerability : CVE-2022-49898

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! inval...

Linux Distros Unpatched Vulnerability : CVE-2024-35935

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: send: handle path ref underflow in header iterateinoderef Change BUGON to proper error handling if building the path buffer fails. The pointers are not...