CVE-2026-56390

GNU Bison improperly handles grammar‑defined output paths. Grammar directives such as %output and %header allow specifying file paths, which are accepted without restriction and override caller‑supplied output options. When processing attacker-supplied grammar, this behavior allows directing...

Linux Distros Unpatched Vulnerability : CVE-2026-56390

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GNU Bison improperly handles grammardefined output paths. Grammar directives such as %output and %header allow specifying file paths, which are accepted without...