tocsin

Debian/linux: high 7.8

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 try_merge_free_space

Action: Upgrade linux to 5.7.17-1 or later.

Affected

introducedfixedlast affected
05.7.17-1-

Fixed versions

5.7.17-1

Sources

published · modified · JSON