{"id":"UBUNTU-CVE-2014-0045","details":"The needSamples method in AudioOutputSpeech.cpp in the client in Mumble 1.2.4 and the 1.2.3 pre-release snapshots, Mumble for iOS 1.1 through 1.2.2, and MumbleKit before commit fd190328a9b24d37382b269a5674b0c0c7a7e36d does not check the return value of the opus_decode_float function, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted Opus voice packet, which triggers an error in opus_decode_float, a conversion of a negative integer to an unsigned integer, and a heap-based buffer over-read and over-write.","modified":"2025-07-16T07:31:33.742663Z","published":"2014-02-08T00:55:00Z","withdrawn":"2025-07-18T16:42:58Z","upstream":["CVE-2014-0045"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-0045"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2014-0045"}],"affected":[{"package":{"name":"mumble","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/mumble@1.2.4-0.2ubuntu1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.4-0.2ubuntu1"}]}],"versions":["1.2.3-349-g315b5f5-2.2ubuntu1","1.2.3-349-g315b5f5-2.2ubuntu2","1.2.3-349-g315b5f5-2.2ubuntu3","1.2.4-0.1ubuntu1","1.2.4-0.1ubuntu2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"mumble","binary_version":"1.2.4-0.2ubuntu1"},{"binary_name":"mumble-dbg","binary_version":"1.2.4-0.2ubuntu1"},{"binary_name":"mumble-server","binary_version":"1.2.4-0.2ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-0045.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}