{"id":"DEBIAN-CVE-2021-27419","details":"uClibc-ng versions prior to 1.0.37 are vulnerable to integer wrap-around in functions malloc-simple. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.","modified":"2026-09-01T20:04:26.488088188Z","published":"2022-05-03T21:15:08.243Z","upstream":["CVE-2021-27419"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2021-27419"}],"affected":[{"package":{"name":"uclibc","ecosystem":"Debian:12","purl":"pkg:deb/debian/uclibc?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.35-1","1.0.54-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-27419.json"}},{"package":{"name":"uclibc","ecosystem":"Debian:13","purl":"pkg:deb/debian/uclibc?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.35-1","1.0.54-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-27419.json"}},{"package":{"name":"uclibc","ecosystem":"Debian:14","purl":"pkg:deb/debian/uclibc?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.54-1"}]}],"versions":["1.0.35-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-27419.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}