{"id":"USN-5179-2","summary":"busybox vulnerability","details":"USN-5179-1 fixed vulnerabilities in BusyBox. This update provides the\ncorresponding updates for Ubuntu 16.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that BusyBox incorrectly handled certain malformed gzip\n archives. If a user or automated system were tricked into processing a\n specially crafted gzip archive, a remote attacker could use this issue to\n cause BusyBox to crash, resulting in a denial of service, or possibly\n execute arbitrary code. (CVE-2021-28831)\n","modified":"2026-02-10T04:42:24Z","published":"2022-05-10T11:45:46Z","related":["UBUNTU-CVE-2021-28831"],"upstream":["CVE-2021-28831","UBUNTU-CVE-2021-28831"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5179-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-28831"}],"affected":[{"package":{"name":"busybox","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/busybox@1:1.22.0-15ubuntu1.4+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.22.0-15ubuntu1.4+esm1"}]}],"versions":["1:1.22.0-15ubuntu1","1:1.22.0-15ubuntu1.4"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"busybox","binary_version":"1:1.22.0-15ubuntu1.4+esm1"},{"binary_name":"busybox-initramfs","binary_version":"1:1.22.0-15ubuntu1.4+esm1"},{"binary_name":"busybox-static","binary_version":"1:1.22.0-15ubuntu1.4+esm1"},{"binary_name":"busybox-syslogd","binary_version":"1:1.22.0-15ubuntu1.4+esm1"},{"binary_name":"udhcpc","binary_version":"1:1.22.0-15ubuntu1.4+esm1"},{"binary_name":"udhcpd","binary_version":"1:1.22.0-15ubuntu1.4+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5179-2.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-28831"}],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}}],"schema_version":"1.7.3"}