Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001352)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001352 advisory. An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in ioctlmappage when mounting and operating a crafted btrfs imag...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003927)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003927 advisory. In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free ...

DEBIAN-CVE-2019-19318

In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsemdownwriteslowpath use-after-free because in rwsemcanspinonowner in kernel/locking/rwsem.c rwsemownerflags returns an already freed pointer,...

UBUNTU-CVE-2018-14610

An issue was discovered in the Linux kernel through 4.17.10. There is out-of-bounds access in writeextentbuffer when mounting and operating a crafted btrfs image, because of a lack of verification that each block group has a corresponding chunk at mount time, within btrfsreadblockgroups in...