{"id":"UBUNTU-CVE-2021-32286","details":"An issue was discovered in hcxtools through 6.1.6. A global-buffer-overflow exists in the function pcapngoptionwalk located in hcxpcapngtool.c. It allows an attacker to cause code Execution.","modified":"2026-05-20T16:04:58.440959502Z","published":"2021-09-20T16:15:00Z","upstream":["CVE-2021-32286"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-32286"},{"type":"REPORT","url":"https://github.com/ZerBea/hcxtools/issues/155"},{"type":"REPORT","url":"https://github.com/ZerBea/hcxtools/commit/e6505ddc262bc3254b39844895ebac70861001d2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-32286"}],"affected":[{"package":{"name":"hcxtools","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/hcxtools?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.3.5-1","6.3.5-1build1","7.1.0-1"],"ecosystem_specific":{"binaries":[{"binary_version":"7.1.0-1","binary_name":"hcxtools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-32286.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}