{"id":"UBUNTU-CVE-2024-42861","details":"An issue in IEEE 802.1AS linuxptp v.4.2 and before allowing a remote attacker to cause a denial of service via a crafted Pdelay_Req message to the time synchronization function","modified":"2026-05-20T16:18:19.229996865Z","published":"2024-09-23T21:15:00Z","upstream":["CVE-2024-42861"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-42861"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-42861"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2314319"},{"type":"REPORT","url":"https://lists.nwtime.org/sympa/arc/linuxptp-users/2024-09/msg00020.html"},{"type":"REPORT","url":"https://lists.nwtime.org/sympa/arc/linuxptp-devel/2024-09/msg00080.html"},{"type":"REPORT","url":"https://github.com/qiupy123/CVE-2024-42861"}],"affected":[{"package":{"name":"linuxptp","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/linuxptp?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.5-1","1.5-2","1.6-1","1.6-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6-1ubuntu0.1~esm1","binary_name":"linuxptp"}],"priority_reason":"The upstream linuxptp developers do not consider there to be a credible vulnerability in this report."},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42861.json"}},{"package":{"name":"linuxptp","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/linuxptp?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8-1","1.8-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"linuxptp","binary_version":"1.8-1ubuntu0.1"}],"priority_reason":"The upstream linuxptp developers do not consider there to be a credible vulnerability in this report."},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42861.json"}},{"package":{"name":"linuxptp","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/linuxptp?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.2-1","1.9.2-1ubuntu0.1"],"ecosystem_specific":{"priority_reason":"The upstream linuxptp developers do not consider there to be a credible vulnerability in this report.","binaries":[{"binary_name":"linuxptp","binary_version":"1.9.2-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42861.json"}},{"package":{"name":"linuxptp","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/linuxptp?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.1-2.1","3.1.1-2","3.1.1-3"],"ecosystem_specific":{"binaries":[{"binary_version":"3.1.1-3","binary_name":"linuxptp"}],"priority_reason":"The upstream linuxptp developers do not consider there to be a credible vulnerability in this report."},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42861.json"}},{"package":{"name":"linuxptp","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/linuxptp?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.0-1","4.0-1ubuntu1","4.0-1ubuntu1.1"],"ecosystem_specific":{"priority_reason":"The upstream linuxptp developers do not consider there to be a credible vulnerability in this report.","binaries":[{"binary_name":"linuxptp","binary_version":"4.0-1ubuntu1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42861.json"}},{"package":{"name":"linuxptp","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/linuxptp?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.2-1ubuntu1","4.2-1ubuntu2"],"ecosystem_specific":{"priority_reason":"The upstream linuxptp developers do not consider there to be a credible vulnerability in this report.","binaries":[{"binary_name":"linuxptp","binary_version":"4.2-1ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42861.json"}},{"package":{"name":"linuxptp","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/linuxptp?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.2-1ubuntu2","4.4-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"linuxptp","binary_version":"4.4-0ubuntu1"}],"priority_reason":"The upstream linuxptp developers do not consider there to be a credible vulnerability in this report."},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42861.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"negligible"}]}