{"id":"UBUNTU-CVE-2026-27144","details":"The compiler is meant to unwrap pointers which are the operands of a memory move; a no-op interface conversion prevented the compiler from making the correct determination about non-overlapping moves, potentially leading to memory corruption at runtime.","modified":"2026-09-23T18:30:51.522880544Z","published":"2026-04-08T02:16:00Z","upstream":["CVE-2026-27144"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-27144"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-27144"},{"type":"REPORT","url":"https://go.dev/cl/763764"},{"type":"REPORT","url":"https://go.dev/issue/78371"},{"type":"REPORT","url":"https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU"},{"type":"REPORT","url":"https://pkg.go.dev/vuln/GO-2026-4867"}],"affected":[{"package":{"name":"golang-1.20","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/golang-1.20?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.20.3-1ubuntu0.1~20.04","1.20.3-1ubuntu0.1~20.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.20","binary_version":"1.20.3-1ubuntu0.1~20.04.1"},{"binary_version":"1.20.3-1ubuntu0.1~20.04.1","binary_name":"golang-1.20-go"},{"binary_name":"golang-1.20-src","binary_version":"1.20.3-1ubuntu0.1~20.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-27144.json"}},{"package":{"name":"golang-1.21","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/golang-1.21?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.21.1-1~ubuntu20.04.1","1.21.1-1~ubuntu20.04.2","1.21.1-1~ubuntu20.04.3"],"ecosystem_specific":{"binaries":[{"binary_version":"1.21.1-1~ubuntu20.04.3","binary_name":"golang-1.21"},{"binary_name":"golang-1.21-go","binary_version":"1.21.1-1~ubuntu20.04.3"},{"binary_version":"1.21.1-1~ubuntu20.04.3","binary_name":"golang-1.21-src"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-27144.json"}},{"package":{"name":"golang-1.22","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/golang-1.22?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.22.2-2~20.04.1","1.22.2-2~20.04.2"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.22","binary_version":"1.22.2-2~20.04.2"},{"binary_name":"golang-1.22-go","binary_version":"1.22.2-2~20.04.2"},{"binary_name":"golang-1.22-src","binary_version":"1.22.2-2~20.04.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-27144.json"}},{"package":{"name":"golang-1.20","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/golang-1.20?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.20.3-1ubuntu0.1~22.04","1.20.3-1ubuntu0.1~22.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.20","binary_version":"1.20.3-1ubuntu0.1~22.04.1"},{"binary_name":"golang-1.20-go","binary_version":"1.20.3-1ubuntu0.1~22.04.1"},{"binary_name":"golang-1.20-src","binary_version":"1.20.3-1ubuntu0.1~22.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-27144.json"}},{"package":{"name":"golang-1.21","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/golang-1.21?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.21.1-1~ubuntu22.04.1","1.21.1-1~ubuntu22.04.2","1.21.1-1~ubuntu22.04.3"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.21","binary_version":"1.21.1-1~ubuntu22.04.3"},{"binary_name":"golang-1.21-go","binary_version":"1.21.1-1~ubuntu22.04.3"},{"binary_version":"1.21.1-1~ubuntu22.04.3","binary_name":"golang-1.21-src"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-27144.json"}},{"package":{"name":"golang-1.22","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/golang-1.22?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.22.2-2~22.04","1.22.2-2~22.04.1","1.22.2-2~22.04.2","1.22.2-2~22.04.3"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.22","binary_version":"1.22.2-2~22.04.3"},{"binary_name":"golang-1.22-go","binary_version":"1.22.2-2~22.04.3"},{"binary_name":"golang-1.22-src","binary_version":"1.22.2-2~22.04.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-27144.json"}},{"package":{"name":"golang-1.23","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/golang-1.23?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.23.1-1~22.04","1.23.1-1~22.04.2"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.23","binary_version":"1.23.1-1~22.04.2"},{"binary_version":"1.23.1-1~22.04.2","binary_name":"golang-1.23-go"},{"binary_version":"1.23.1-1~22.04.2","binary_name":"golang-1.23-src"}]},"database_specific":{"source":"https://github.co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