Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: padata: fixed UAF in padatareorder A bug was found when running the ltp test: BUG: KASAN: slab-use-after-free in padatafindnext+0x29/0x1a0 A read of size 4 at addr ffff88bbfe003524 was performed by task kworker/u113:2/3039206 CPU...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

kernel: padata: fix UAF in padata_reorder

A use-after-free vulnerability was found in the Linux kernel's padata subsystem, in the padatareorder function. Caused by improper synchronization controls, this vulnerability can occur when a reference-counted data structure pd is decremented in one thread, freeing it, while another thread still...

PT-2025-8810

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.0 Description A use-after-free bug was found in the Linux kernel, specifically in the padata reorder function. This issue can be triggered when the padata find next function is called after the pd object has...