Off-by-one error in the extracthalf function in dpkg-deb/extract.c in the dpkg-deb component in Debian dpkg 1.16.x before 1.16.17 and 1.17.x before 1.17.26 allows remote attackers to execute arbitrary code via the archive magic version number in an "old-style" Debian binary package, which triggers a stack-based buffer overflow.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "1.17.5ubuntu5.5", "binary_name": "dpkg" }, { "binary_version": "1.17.5ubuntu5.5", "binary_name": "dpkg-dbgsym" }, { "binary_version": "1.17.5ubuntu5.5", "binary_name": "dpkg-dev" }, { "binary_version": "1.17.5ubuntu5.5", "binary_name": "dselect" }, { "binary_version": "1.17.5ubuntu5.5", "binary_name": "dselect-dbgsym" }, { "binary_version": "1.17.5ubuntu5.5", "binary_name": "libdpkg-dev" }, { "binary_version": "1.17.5ubuntu5.5", "binary_name": "libdpkg-perl" } ] }