{"id":"USN-5672-1","summary":"GMP vulnerability","details":"It was discovered that GMP did not properly manage memory\non 32-bit platforms when processing a specially crafted\ninput. An attacker could possibly use this issue to cause\napplications using GMP to crash, resulting in a denial of\nservice.\n","modified":"2026-02-10T04:42:48Z","published":"2022-10-12T12:54:58Z","related":["UBUNTU-CVE-2021-43618"],"upstream":["CVE-2021-43618","UBUNTU-CVE-2021-43618"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5672-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-43618"}],"affected":[{"package":{"name":"gmp","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/gmp@2:6.1.0+dfsg-2ubuntu0.1~esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:6.1.0+dfsg-2ubuntu0.1~esm1"}]}],"versions":["2:6.0.0+dfsg-7","2:6.1.0+dfsg-2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"libgmp-dev","binary_version":"2:6.1.0+dfsg-2ubuntu0.1~esm1"},{"binary_name":"libgmp10","binary_version":"2:6.1.0+dfsg-2ubuntu0.1~esm1"},{"binary_name":"libgmp3-dev","binary_version":"2:6.1.0+dfsg-2ubuntu0.1~esm1"},{"binary_name":"libgmpxx4ldbl","binary_version":"2:6.1.0+dfsg-2ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5672-1.json","cves_map":{"cves":[{"id":"CVE-2021-43618","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"gmp","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/gmp@2:6.1.2+dfsg-2ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:6.1.2+dfsg-2ubuntu0.1"}]}],"versions":["2:6.1.2+dfsg-1","2:6.1.2+dfsg-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libgmp-dev","binary_version":"2:6.1.2+dfsg-2ubuntu0.1"},{"binary_name":"libgmp10","binary_version":"2:6.1.2+dfsg-2ubuntu0.1"},{"binary_name":"libgmp3-dev","binary_version":"2:6.1.2+dfsg-2ubuntu0.1"},{"binary_name":"libgmpxx4ldbl","binary_version":"2:6.1.2+dfsg-2ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5672-1.json","cves_map":{"cves":[{"id":"CVE-2021-43618","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"}}},{"package":{"name":"gmp","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/gmp@2:6.2.0+dfsg-4ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:6.2.0+dfsg-4ubuntu0.1"}]}],"versions":["2:6.1.2+dfsg-4","2:6.2.0+dfsg-3","2:6.2.0+dfsg-4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libgmp-dev","binary_version":"2:6.2.0+dfsg-4ubuntu0.1"},{"binary_name":"libgmp10","binary_version":"2:6.2.0+dfsg-4ubuntu0.1"},{"binary_name":"libgmp3-dev","binary_version":"2:6.2.0+dfsg-4ubuntu0.1"},{"binary_name":"libgmpxx4ldbl","binary_version":"2:6.2.0+dfsg-4ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5672-1.json","cves_map":{"cves":[{"id":"CVE-2021-43618","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:20.04:LTS"}}}],"schema_version":"1.7.3"}