{"id":"UBUNTU-CVE-2025-54351","details":"In iperf before 3.19.1, net.c has a buffer overflow when --skip-rx-copy is used (for MSG_TRUNC in recv).","modified":"2026-01-27T12:45:36.261238Z","published":"2025-08-03T02:15:00Z","upstream":["CVE-2025-54351"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-54351"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-54351"},{"type":"REPORT","url":"https://github.com/esnet/iperf/commit/969b7f70c447513e92c9798f22e82b40ebc53bf0"},{"type":"REPORT","url":"https://github.com/esnet/iperf/releases/tag/3.19.1"}],"affected":[{"package":{"name":"iperf3","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/iperf3@3.0.11-1ubuntu0.1~esm2?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.11-1","3.0.11-1ubuntu0.1~esm1","3.0.11-1ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"3.0.11-1ubuntu0.1~esm2","binary_name":"iperf3"},{"binary_version":"3.0.11-1ubuntu0.1~esm2","binary_name":"libiperf-dev"},{"binary_version":"3.0.11-1ubuntu0.1~esm2","binary_name":"libiperf0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-54351.json"}},{"package":{"name":"iperf3","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/iperf3@3.1.3-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.1.3-1","3.1.3-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.1.3-1ubuntu0.1~esm1","binary_name":"iperf3"},{"binary_version":"3.1.3-1ubuntu0.1~esm1","binary_name":"libiperf-dev"},{"binary_version":"3.1.3-1ubuntu0.1~esm1","binary_name":"libiperf0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-54351.json"}},{"package":{"name":"iperf3","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/iperf3@3.7-3ubuntu0.1~esm2?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.6-2","3.7-1","3.7-2","3.7-3","3.7-3ubuntu0.1~esm1","3.7-3ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"3.7-3ubuntu0.1~esm2","binary_name":"iperf3"},{"binary_version":"3.7-3ubuntu0.1~esm2","binary_name":"libiperf-dev"},{"binary_version":"3.7-3ubuntu0.1~esm2","binary_name":"libiperf0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-54351.json"}},{"package":{"name":"iperf3","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/iperf3@3.9-1+deb11u1ubuntu0.1?arch=source&distro=esm-apps/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.9-1","3.9-1build1","3.9-1+deb11u1build0.22.04.1","3.9-1+deb11u1ubuntu0.1~esm1","3.9-1+deb11u1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.9-1+deb11u1ubuntu0.1","binary_name":"iperf3"},{"binary_version":"3.9-1+deb11u1ubuntu0.1","binary_name":"libiperf-dev"},{"binary_version":"3.9-1+deb11u1ubuntu0.1","binary_name":"libiperf0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-54351.json"}},{"package":{"name":"iperf3","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/iperf3@3.16-1ubuntu0.1~esm1?arch=source&distro=esm-apps/noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.14-1","3.15-1","3.16-1","3.16-1build1","3.16-1build2","3.16-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.16-1ubuntu0.1~esm1","binary_name":"iperf3"},{"binary_version":"3.16-1ubuntu0.1~esm1","binary_name":"libiperf-dev"},{"binary_version":"3.16-1ubuntu0.1~esm1","binary_name":"libiperf0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-54351.json"}},{"package":{"name":"iperf3","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/iperf3@3.18-2ubuntu0.1?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.18-2","3.18-2ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.18-2ubuntu0.1","binary_name":"iperf3"},{"binary_version":"3.18-2ubuntu0.1","binary_name":"libiperf-dev"},{"binary_version":"3.18-2ubuntu0.1","binary_name":"libiperf0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-54351.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}