{"id":"DEBIAN-CVE-2026-120434","details":"Netpbm before 10.86.51, 11.x before 11.02.30, and 11.03 before 11.15.08 contains a stack-based buffer overflow in picttoppm's scanPoly() function in converter/ppm/picttoppm.c. Attackers can supply a crafted PICT file whose polygon edges produce more than 5000 points, overflowing the coord stack array to crash the converter or potentially execute code.","modified":"2026-11-04T01:00:06.638230613Z","published":"2026-11-02T15:17:25.113Z","upstream":["CVE-2026-120434"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-120434"}],"affected":[{"package":{"name":"netpbm-free","ecosystem":"Debian:12","purl":"pkg:deb/debian/netpbm-free?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:11.01.00-2","2:11.03.00-1","2:11.03.00-2","2:11.03.00-3","2:11.03.06-1","2:11.04.05-1","2:11.04.05-2","2:11.05.01-1","2:11.05.01-2","2:11.05.01-3","2:11.05.02-1","2:11.05.02-1.1","2:11.05.02-1.1~exp1","2:11.05.03-1","2:11.06.00-1","2:11.06.01-1","2:11.06.01-2","2:11.07.00-1","2:11.07.00-2","2:11.07.01-1","2:11.08.00-1","2:11.08.01-1","2:11.08.02-1","2:11.09.02-1","2:11.09.02-2","2:11.09.03-1","2:11.10.02-1","2:11.11.00-1","2:11.11.00-2","2:11.11.01-1","2:11.12.00-1","2:11.13.00-1","2:11.13.00-2","2:11.13.00-3","2:11.13.03+ds-1","2:11.13.03+ds-2","2:11.13.03-1","2:11.15.04+ds-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-120434.json"}},{"package":{"name":"netpbm-free","ecosystem":"Debian:13","purl":"pkg:deb/debian/netpbm-free?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:11.10.02-1","2:11.11.00-1","2:11.11.00-2","2:11.11.01-1","2:11.12.00-1","2:11.13.00-1","2:11.13.00-2","2:11.13.00-3","2:11.13.03+ds-1","2:11.13.03+ds-2","2:11.13.03-1","2:11.15.04+ds-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-120434.json"}},{"package":{"name":"netpbm-free","ecosystem":"Debian:14","purl":"pkg:deb/debian/netpbm-free?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:11.10.02-1","2:11.11.00-1","2:11.11.00-2","2:11.11.01-1","2:11.12.00-1","2:11.13.00-1","2:11.13.00-2","2:11.13.00-3","2:11.13.03+ds-1","2:11.13.03+ds-2","2:11.13.03-1","2:11.15.04+ds-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-120434.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}