[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2021-3975":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T20:55:29.923Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":11,"aliases":12,"duplicate_of":9,"upstream":13,"downstream":16,"duplicates":19,"related":20,"reserved_at":9,"published_at":21,"modified_at":22,"state":9,"summary":23,"references_raw":25,"kevs":32,"epss":9,"epss_history":33,"metrics":34,"affected":41},"DEBIAN-CVE-2021-3975","A use-after-free flaw was found in libvirt. The qemuMonitorUnregister() function in qemuProcessHandleMonitorEOF is called using multiple threads without being adequately protected by a monitor lock. This flaw could be triggered by the virConnectGetAllDomainStats API when the guest is shutting down. An unprivileged client with a read-only connection could use this flaw to perform a denial of service attack by causing the libvirt daemon to crash.",null,[],[],[],[14],{"_key":15},"CVE-2021-3975",[17],{"_key":18},"DLA-3778-1",[],[],"2022-08-23T20:15:08.427Z","2026-04-28T20:22:53.561157Z",{"cisa_kev":24,"cisa_ransomware":24,"cisa_vendor":9,"epss_severity":9,"epss_score":9,"severity":9,"severity_score":9,"severity_version":9,"severity_source":9,"severity_vector":9,"severity_status":9},false,[26],{"url":27,"sources":28,"tags":30},"https://security-tracker.debian.org/tracker/CVE-2021-3975",[29],"osv_debian",[31],"Advisory",[],[],[35],{"source":29,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":36,"cvss_v4_0":9},{"baseScore":37,"baseSeverity":9,"vectorString":38,"impactScore":39,"exploitabilityScore":40},6.5,"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",6,7.2,[42],{"ecosystem":43,"name":44,"vendor":45,"product":44,"cpe_part":9,"purl_type":46,"purl_namespace":45,"purl_name":44,"source":9,"versions":47},"Debian","libvirt","debian","deb",[48,54,57,58],{"version":49,"is_range":50,"range_type":51,"version_start":9,"version_start_type":9,"version_end":52,"version_end_type":53,"fixed_in":9},"lt7_0_0_3+deb11u3",true,"ecosystem","7.0.0-3+deb11u3","excluding",{"version":55,"is_range":50,"range_type":51,"version_start":9,"version_start_type":9,"version_end":56,"version_end_type":53,"fixed_in":9},"lt7_6_0_1","7.6.0-1",{"version":55,"is_range":50,"range_type":51,"version_start":9,"version_start_type":9,"version_end":56,"version_end_type":53,"fixed_in":9},{"version":55,"is_range":50,"range_type":51,"version_start":9,"version_start_type":9,"version_end":56,"version_end_type":53,"fixed_in":9}]