{"id":"UBUNTU-CVE-2025-49809","details":"mtr through 0.95, in certain privileged contexts, mishandles execution of a program specified by the MTR_PACKET environment variable. NOTE: mtr on macOS may often have Sudo rules, as an indirect consequence of Homebrew not installing setuid binaries.","modified":"2026-05-20T16:11:23.569022221Z","published":"2025-07-04T13:15:00Z","upstream":["CVE-2025-49809"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-49809"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-49809"},{"type":"REPORT","url":"https://github.com/traviscross/mtr/blob/master/SECURITY"}],"affected":[{"package":{"name":"mtr","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/mtr?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.85-1","0.85-2"],"ecosystem_specific":{"binaries":[{"binary_name":"mtr","binary_version":"0.85-2"},{"binary_name":"mtr-tiny","binary_version":"0.85-2"}],"priority_reason":"Requires bad sudo 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configuration"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-49809.json"}},{"package":{"name":"mtr","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/mtr?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.95-1.1ubuntu1"],"ecosystem_specific":{"priority_reason":"Requires bad sudo configuration","binaries":[{"binary_version":"0.95-1.1ubuntu1","binary_name":"mtr"},{"binary_name":"mtr-tiny","binary_version":"0.95-1.1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-49809.json"}},{"package":{"name":"mtr","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/mtr?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.95-1.1ubuntu1","0.95-1.1ubuntu2"],"ecosystem_specific":{"priority_reason":"Requires bad sudo 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