CVE-2026-53154 mm/hugetlb: restore reservation on error in hugetlb folio copy paths

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: restore reservation on error in hugetlb folio copy paths Two sites in mm/hugetlb.c allocate a hugetlb folio via allochugetlbfolio consuming a VMA reservation and then call copyuserlargefolio, which became int-returnin...

SUSE CVE-2026-43393

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix chunk map leak in btrfsmapblock after btrfschunkmapnumcopies Fix a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we're not freeing the chunk map that we've just looked up...

EUVD-2026-28699

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix chunk map leak in btrfsmapblock after btrfschunkmapnumcopies Fix a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we're not freeing the chunk map that we've just looked up...

CVE-2026-43393

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix chunk map leak in btrfsmapblock after btrfschunkmapnumcopies Fix a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we're not freeing the chunk map that we've just looked up...

UBUNTU-CVE-2026-43393

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix chunk map leak in btrfsmapblock after btrfschunkmapnumcopies Fix a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we're not freeing the chunk map that we've just looked up...

CVE-2026-43393 btrfs: fix chunk map leak in btrfs_map_block() after btrfs_chunk_map_num_copies()

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix chunk map leak in btrfsmapblock after btrfschunkmapnumcopies Fix a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we're not freeing the chunk map that we've just looked up...

CVE-2026-43393

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix chunk map leak in btrfsmapblock after btrfschunkmapnumcopies Fix a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we're not freeing the chunk map that we've just looked up...

CVE-2026-43393

CVE-2026-43393 concerns the Linux kernel’s btrfs file system. The vulnerability is a memory/resource leak in btrfs_map_block() where, on an early error return (-EINVAL), the allocated chunk map is not freed, potentially leading to memory exhaustion and instability. Several connected advisories re...

CVE-2026-43393 btrfs: fix chunk map leak in btrfs_map_block() after btrfs_chunk_map_num_copies()

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix chunk map leak in btrfsmapblock after btrfschunkmapnumcopies Fix a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we're not freeing the chunk map that we've just looked up...

PT-2026-39054

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A chunk map leak occurs in the btrfs map block function after the btrfs chunk map num copies function is called. The leak happens when the system returns early with an -EINVAL error,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - misc: fastrpc: Fixed a possible map leak in fastrpcputargs. The failure of copytouser would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to a map leak. This issue w...

Linux Distros Unpatched Vulnerability : CVE-2025-68355

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Fix exclusive map memory leak When exclproghash is 0 and exclproghashsize is non-zero, the map also needs to be freed. Otherwise, the map memory will not b...

SUSE CVE-2025-68355

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix exclusive map memory leak When exclproghash is 0 and exclproghashsize is non-zero, the map also needs to be freed. Otherwise, the map memory will not be reclaimed, just like the memory leak problem reported by syzbot 1...

CVE-2025-68355 bpf: Fix exclusive map memory leak

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix exclusive map memory leak When exclproghash is 0 and exclproghashsize is non-zero, the map also needs to be freed. Otherwise, the map memory will not be reclaimed, just like the memory leak problem reported by syzbot 1...

misc: fastrpc: fix possible map leak in fastrpc_put_args

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SUSE CVE-2025-40036

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...

CVE-2025-40036

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...

UBUNTU-CVE-2025-40036

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...

CVE-2025-40036 misc: fastrpc: fix possible map leak in fastrpc_put_args

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...

CVE-2025-40036 misc: fastrpc: fix possible map leak in fastrpc_put_args

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...