{"id":"AZL-34948","summary":"CVE-2021-33645 affecting package libtar for versions less than 1.2.20-11","details":"The th_read() function doesn’t free a variable t-\u003eth_buf.gnu_longlink after allocating memory, which may cause a memory leak.","modified":"2026-04-21T04:27:39.384225Z","published":"2022-08-10T20:15:20Z","upstream":["CVE-2021-33645"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33645"}],"affected":[{"package":{"name":"libtar","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/libtar"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.20-11"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-34948.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"}]}