CVE-2024-26899 block: fix deadlock between bd_link_disk_holder and partition scan

In the Linux kernel, the following vulnerability has been resolved: block: fix deadlock between bdlinkdiskholder and partition scan 'openmutex' of gendisk is used to protect open/close block devices. But in bdlinkdiskholder, it is used to protect the creation of symlink between holding disk and...

CVE-2024-26899

CVE-2024-26899 — Linux kernel deadlock fix details : Affected component is the block layer in the Linux kernel. The issue arises when bd_link_disk_holder() uses the global open_mutex to guard the creation of a symlink between a holding disk and a slave bdev during driver initialization/modificati...

kernel: loop: implement ->free_disk

In the Linux kernel, the following vulnerability has been resolved: loop: implement -freedisk Ensure that the lodevice which is stored in the gendisk private data is valid until the gendisk is freed. Currently the loop driver uses a lot of effort to make sure a device is not freed when it is stil...

GSD-2022-1006509 block: Do not call blk_put_queue() if gendisk allocation fails

block: Do not call blkputqueue if gendisk allocation fails This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.19.12 by commit...

GSD-2022-1006466 block: Do not call blk_put_queue() if gendisk allocation fails

block: Do not call blkputqueue if gendisk allocation fails This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0 by commit...

GSD-2022-1004467 xen-blkfront: Handle NULL gendisk

xen-blkfront: Handle NULL gendisk This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.51 by commit ffa12a326415dfe5fc21e66d9d2b86896b4c9eaf, i...

GSD-2022-1004262 xen-blkfront: Handle NULL gendisk

xen-blkfront: Handle NULL gendisk This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.18.8 by commit db403bc872af09360f5c80f83dc3b360f0be49af, it...

PT-2025-8464

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved. The issue is related to the loop driver, where the lo device stored in the gendisk private data may not be valid until the gendisk ...