{"id":"DEBIAN-CVE-2026-38753","details":"A use-after-free in the awk_sub() function (editors/awk.c) of Busybox v1.38.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AWK script.","modified":"2026-09-14T17:03:31.313909805Z","published":"2026-07-15T21:16:36.677Z","upstream":["CVE-2026-38753"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-38753"}],"affected":[{"package":{"name":"busybox","ecosystem":"Debian:12","purl":"pkg:deb/debian/busybox?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.35.0-4","1:1.35.0-4+deb12u1","1:1.36.0-1~exp1","1:1.36.1-1","1:1.36.1-2","1:1.36.1-3","1:1.36.1-3.1","1:1.36.1-4","1:1.36.1-5","1:1.36.1-6","1:1.36.1-6~exp.1","1:1.36.1-7","1:1.36.1-8","1:1.36.1-9","1:1.37.0-1","1:1.37.0-10","1:1.37.0-10.1","1:1.37.0-2","1:1.37.0-3","1:1.37.0-4","1:1.37.0-5","1:1.37.0-6","1:1.37.0-7","1:1.37.0-8","1:1.37.0-9","1:1.38.0-1","1:1.38.0-2","1:1.38.0-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-38753.json"}},{"package":{"name":"busybox","ecosystem":"Debian:13","purl":"pkg:deb/debian/busybox?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.37.0-10","1:1.37.0-10.1","1:1.37.0-6","1:1.37.0-7","1:1.37.0-8","1:1.37.0-9","1:1.38.0-1","1:1.38.0-2","1:1.38.0-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-38753.json"}},{"package":{"name":"busybox","ecosystem":"Debian:14","purl":"pkg:deb/debian/busybox?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.38.0-3"}]}],"versions":["1:1.37.0-10","1:1.37.0-10.1","1:1.37.0-6","1:1.37.0-7","1:1.37.0-8","1:1.37.0-9","1:1.38.0-1","1:1.38.0-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-38753.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L"}]}