Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: The parent reference count is dropped after pdfreefn is called. Some cgroup policies will access the parent PD through the child PD even after pdofflinefn is called. If pdfreefn for the parent is called before that fo...

EUVD-2023-60338

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: dropping parent refcount after pdfreefn is done Some cgroup policies will access parent pd through child pd even after pdofflinefn is done. If pdfreefn for parent is called before child, then UAF can be triggered. Hen...

CVE-2023-54107

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: dropping parent refcount after pdfreefn is done Some cgroup policies will access parent pd through child pd even after pdofflinefn is done. If pdfreefn for parent is called before child, then UAF can be triggered. Hen...

UBUNTU-CVE-2023-54107

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: dropping parent refcount after pdfreefn is done Some cgroup policies will access parent pd through child pd even after pdofflinefn is done. If pdfreefn for parent is called before child, then UAF can be triggered. Hen...

CVE-2023-54107

CVE-2023-54107 relates to the Linux kernel blk-cgroup Use-After-Free caused by the parent blkg refcount being dropped before the parent’s pd_free_fn() executes. The issue occurs because __blkg_release() drops the parent refcount in a path that precedes the asynchronous blkg_free_work_fn() where p...