USN-5078-1 fixed several vulnerabilities in Squashfs-Tools. This update provides the corresponding update for Ubuntu 16.04 ESM.
Original advisory details:
Etienne Stalmans discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem. (CVE-2021-40153)
Richard Weinberger discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem. (CVE-2021-41072)
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "binary_version": "1:4.3-3ubuntu2.16.04.3+esm1", "binary_name": "squashfs-tools" }, { "binary_version": "1:4.3-3ubuntu2.16.04.3+esm1", "binary_name": "squashfs-tools-dbg" }, { "binary_version": "1:4.3-3ubuntu2.16.04.3+esm1", "binary_name": "squashfs-tools-dbgsym" } ] }