{"id":"USN-4768-1","summary":"musl vulnerabilities","details":"It was discovered that musl did not properly handle kernel syscalls. An\nattacker could use this vulnerability to cause a denial of service (crash)\nor possibly execute arbitrary code. (CVE-2018-1000001)\n\nIt was discovered that musl did not properly handle the parsing of DNS\nresponse codes. A remote attacker could use this vulnerability to cause\nresource consumption (infinite loop), denial of service, or possibly\nexecute arbitrary code. This issue only affected Ubuntu 14.04 ESM.\n(CVE-2014-3484)\n\nIt was discovered that musl did not properly handle the parsing of DNS\nresponse codes. A remote attacker could use this vulnerability to cause\nresource consumption (infinite loop), denial of service, or possibly\nexecute arbitrary code. This issue only affected Ubuntu 16.04 ESM.\n(CVE-2017-15650)\n\nIt was discovered that musl did not properly handle the parsing of ipv6\naddresses. An attacker could use this vulnerability to cause a denial of\nservice (crash) or possibly execute arbitrary code. This issue only affected\nUbuntu 14.04 ESM. (CVE-2015-1817)\n\nIt was discovered that TRE library, used by musl, did not properly handle\ncertain inputs. An attacker could use this vulnerability to cause a denial of\nservice (crash). (CVE-2016-8859)\n\n","modified":"2026-06-29T13:46:55.616741918Z","published":"2021-03-15T20:10:13Z","related":["UBUNTU-CVE-2014-3484","UBUNTU-CVE-2015-1817","UBUNTU-CVE-2016-8859","UBUNTU-CVE-2017-15650","UBUNTU-CVE-2018-1000001"],"upstream":["CVE-2014-3484","CVE-2015-1817","CVE-2016-8859","CVE-2017-15650","CVE-2018-1000001","UBUNTU-CVE-2014-3484","UBUNTU-CVE-2015-1817","UBUNTU-CVE-2016-8859","UBUNTU-CVE-2017-15650","UBUNTU-CVE-2018-1000001"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4768-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-3484"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-1817"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-8859"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-15650"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-1000001"}],"affected":[{"package":{"name":"musl","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/musl?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.15-1ubuntu0.1~esm1"}]}],"versions":["0.9.14-2","0.9.14-2ubuntu1","0.9.15-1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.9.15-1ubuntu0.1~esm1","binary_name":"musl"},{"binary_name":"musl-tools","binary_version":"0.9.15-1ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"id":"CVE-2014-3484","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2015-1817"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2016-8859"},{"id":"CVE-2018-1000001","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"score":"high","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4768-1.json"}},{"package":{"name":"musl","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/musl?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.9-1ubuntu0.1~esm2"}]}],"versions":["1.1.9-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.1.9-1ubuntu0.1~esm2","binary_name":"musl"},{"binary_name":"musl-tools","binary_version":"1.1.9-1ubuntu0.1~esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4768-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"id":"CVE-2016-8859","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2017-15650","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2018-1000001","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}]}]}}}],"schema_version":"1.7.5"}