{"id":"UBUNTU-CVE-2021-39293","details":"In archive/zip in Go before 1.16.8 and 1.17.x before 1.17.1, a crafted archive header (falsely designating that many files are present) can cause a NewReader or OpenReader panic. NOTE: this issue exists because of an incomplete fix for CVE-2021-33196.","modified":"2025-10-24T04:50:29Z","published":"2022-01-24T01:15:00Z","upstream":["CVE-2021-39293"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-39293"},{"type":"REPORT","url":"https://github.com/golang/go/issues/47801"},{"type":"REPORT","url":"https://github.com/golang/go/commit/1dd24caf08985066b309af6bc461780c73e05c35"},{"type":"REPORT","url":"https://github.com/golang/go/commit/6c480017ae600b2c90a264a922e041df04dfa785"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-39293"}],"affected":[{"package":{"name":"golang-1.16","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/golang-1.16@1.16.2-0ubuntu1~18.04.2+esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16.2-0ubuntu1~18.04.2","1.16.2-0ubuntu1~18.04.2+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.16","binary_version":"1.16.2-0ubuntu1~18.04.2+esm1"},{"binary_name":"golang-1.16-go","binary_version":"1.16.2-0ubuntu1~18.04.2+esm1"},{"binary_name":"golang-1.16-src","binary_version":"1.16.2-0ubuntu1~18.04.2+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39293.json"}},{"package":{"name":"golang-1.8","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/golang-1.8@1.8.3-2ubuntu1.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.3-2ubuntu1","1.8.3-2ubuntu1.18.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.8","binary_version":"1.8.3-2ubuntu1.18.04.1"},{"binary_name":"golang-1.8-go","binary_version":"1.8.3-2ubuntu1.18.04.1"},{"binary_name":"golang-1.8-go-shared-dev","binary_version":"1.8.3-2ubuntu1.18.04.1"},{"binary_name":"golang-1.8-src","binary_version":"1.8.3-2ubuntu1.18.04.1"},{"binary_name":"libgolang-1.8-std1","binary_version":"1.8.3-2ubuntu1.18.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39293.json"}},{"package":{"name":"golang-1.16","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/golang-1.16@1.16.2-0ubuntu1~20.04.1+esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16.2-0ubuntu1~20.04","1.16.2-0ubuntu1~20.04.1","1.16.2-0ubuntu1~20.04.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-1.16","binary_version":"1.16.2-0ubuntu1~20.04.1+esm1"},{"binary_name":"golang-1.16-go","binary_version":"1.16.2-0ubuntu1~20.04.1+esm1"},{"binary_name":"golang-1.16-src","binary_version":"1.16.2-0ubuntu1~20.04.1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39293.json"}}],"schema_version":"1.7.3","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":"Ubuntu","score":"medium"}]}