{"id":"DEBIAN-CVE-2011-1781","details":"SystemTap 1.4, when unprivileged (aka stapusr) mode is enabled, allows local users to cause a denial of service (divide-by-zero error and OOPS) via a crafted ELF program with DWARF expressions that are not properly handled by a stap script that performs stack unwinding (aka backtracing).","modified":"2026-09-14T06:47:21.181403062Z","published":"2011-08-29T21:55:00.847Z","upstream":["CVE-2011-1781"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2011-1781"}],"affected":[{"package":{"name":"systemtap","ecosystem":"Debian:12","purl":"pkg:deb/debian/systemtap?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1781.json"}},{"package":{"name":"systemtap","ecosystem":"Debian:13","purl":"pkg:deb/debian/systemtap?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1781.json"}},{"package":{"name":"systemtap","ecosystem":"Debian:14","purl":"pkg:deb/debian/systemtap?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1781.json"}}],"schema_version":"1.9.0"}