{
  "threat_severity" : "Moderate",
  "public_date" : "2022-08-10T00:00:00Z",
  "bugzilla" : {
    "description" : "libtar: memory leak found in th_read() function",
    "id" : "2121297",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2121297"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-401",
  "details" : [ "The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak.", "A flaw was found in libtar. This security vulnerability occurs because the th_read() function in libtar doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2023-05-16T00:00:00Z",
    "advisory" : "RHSA-2023:2898",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "libtar-0:1.2.20-17.el8"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "libtar",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "libtar",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2021-33646\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-33646\nhttps://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807" ],
  "name" : "CVE-2021-33646",
  "csaw" : false
}