
CybersecurityHigh
Ubuntu Patches Critical Sed Flaw
A critical vulnerability has been patched in the `sed` utility on Ubuntu 18.04 LTS and 20.04 LTS. The flaw allowed a local attacker to overwrite arbitrary files by exploiting how `sed` handles symbolic links during in-place edits, potentially leading to privilege escalation on affected systems.
Ubuntu Security Notices1 min read