UBUNTU-CVE-2019-19448

In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in trymergefreespace in fs/btrfs/free-space-cache.c because the pointer to a left data structure can be the same as the...

PT-2019-4484

Name of the Vulnerable Software and Affected Versions Linux kernel versions 5.0.21 and 5.3.11 Description The issue is related to the use of memory after it has been freed in the try merge free space function of the Linux kernel, specifically in the fs/btrfs/free-space-cache.c file. This can be...