{"id":"USN-8538-1","summary":"alsa-lib vulnerability","details":"It was discovered that alsa-lib incorrectly handled certain ALSA\nconfiguration text. An attacker could use this issue to cause alsa-lib to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode.","modified":"2026-07-14T23:44:42.082995022Z","published":"2026-07-14T12:02:59Z","related":["UBUNTU-CVE-2026-56109"],"upstream":["CVE-2026-56109","UBUNTU-CVE-2026-56109"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8538-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-56109"}],"affected":[{"package":{"name":"alsa-lib","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/alsa-lib?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.6.1-1ubuntu1.2"}]}],"versions":["1.2.4-1.1ubuntu3","1.2.4-1.1ubuntu4","1.2.5.1-1ubuntu1","1.2.6.1-1ubuntu1","1.2.6.1-1ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libasound2","binary_version":"1.2.6.1-1ubuntu1.2"},{"binary_name":"libasound2-data","binary_version":"1.2.6.1-1ubuntu1.2"},{"binary_name":"libasound2-plugin-smixer","binary_version":"1.2.6.1-1ubuntu1.2"},{"binary_name":"libatopology2","binary_version":"1.2.6.1-1ubuntu1.2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"id":"CVE-2026-56109","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","type":"CVSS_V4"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8538-1.json"}},{"package":{"name":"alsa-lib","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/alsa-lib?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.11-1ubuntu0.3"}]}],"versions":["1.2.9-2","1.2.10-1","1.2.10-2","1.2.10-3","1.2.10-3build1","1.2.11-1build1","1.2.11-1build2","1.2.11-1ubuntu0.1","1.2.11-1ubuntu0.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libasound2-data","binary_version":"1.2.11-1ubuntu0.3"},{"binary_version":"1.2.11-1ubuntu0.3","binary_name":"libasound2-plugin-smixer"},{"binary_name":"libasound2t64","binary_version":"1.2.11-1ubuntu0.3"},{"binary_name":"libatopology2t64","binary_version":"1.2.11-1ubuntu0.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8538-1.json","cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","type":"CVSS_V4"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-56109"}]}}},{"package":{"name":"alsa-lib","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/alsa-lib?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.15.3-1ubuntu1.1"}]}],"versions":["1.2.14-1ubuntu1","1.2.14-2ubuntu1","1.2.15-2","1.2.15.1-1","1.2.15.3-1","1.2.15.3-1build1","1.2.15.3-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libasound2-data","binary_version":"1.2.15.3-1ubuntu1.1"},{"binary_version":"1.2.15.3-1ubuntu1.1","binary_name":"libasound2-plugin-smixer"},{"binary_name":"libasound2t64","binary_version":"1.2.15.3-1ubuntu1.1"},{"binary_version":"1.2.15.3-1ubuntu1.1","binary_name":"libatopology2t64"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:26.04:LTS","cves":[{"id":"CVE-2026-56109","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","type":"CVSS_V3"},{"score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","type":"CVSS_V4"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8538-1.json"}}],"schema_version":"1.7.5"}