kernel: Linux kernel: Use-after-free in device mapper due to race condition in zone reporting

A flaw was found in the Linux kernel's device mapper dm component. When setting up zone append emulation resources, a race condition can occur if the blkrevalidatediskzones function fails while another process simultaneously calls dmblkreportzones. This timing issue can lead to a use-after-free...

CVE-2025-39791

In the Linux kernel, the following vulnerability has been resolved: dm: dm-crypt: Do not partially accept write BIOs with zoned targets Read and write operations issued to a dm-crypt target may be split according to the dm-crypt internal limits defined by the maxreadsize and maxwritesize module...

DEBIAN-CVE-2025-38140

In the Linux kernel, the following vulnerability has been resolved: dm: limit swapping tables for devices with zone write plugs dmrevalidatezones only allowed new or previously unzoned devices to call blkrevalidatediskzones. If the device was already zoned, disk-nrzones would always equal...

CVE-2025-38141

CVE-2025-38141 is a Linux kernel use-after-free vulnerability in the device mapper reporting path. The issue stems from a race around reading md->zone_revalidate_map and the lifetime of zone resources during blk_revalidate_disk_zones() and dm_blk_report_zones() calls, potentially freeing resou...

PT-2025-27727

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, related to the dm blk report zones function. The issue arises when dm get live table returns NULL, and dm put live table is not...