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...

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...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004116)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004116 advisory. In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in btrfsmapblock in...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004332)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004332 advisory. In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in btrfsmapblock in...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000342)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000342 advisory. In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in btrfsmapblock in...

UBUNTU-CVE-2024-41067

In the Linux kernel, the following vulnerability has been resolved: btrfs: scrub: handle RST lookup error correctly BUG When running btrfs/060 with forced RST feature, it would crash the following ASSERT inside scrubreadendio: ASSERTsectornr nrsectors; Before that, we would have tree dump from...

The vulnerability of the `__btrfs_map_block` function in Linux operating system kernels allows a hacker to trigger a service failure.

The vulnerability of the btrfsmapblock function in Linux operating systems is related to writing data beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to cause a service failure by performing operations on the mounted Btrfs file system image...

PT-2019-4493 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel version 5.0.21 Description: The issue is related to a buffer overflow in the btrfs map block function of the Linux kernel, specifically when handling a crafted btrfs filesystem image with a certain configuration. This can lead to...