{"action":"Upgrade clamav to 0.99.3~beta1+dfsg-1 or later.","affected":[{"fixed":"0.99.3~beta1+dfsg-1","introduced":"0"}],"component":"clamav","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["0.99.3~beta1+dfsg-1"],"id":"tcs_01M5NCH9MJNNHHSR6KPCGP9FQG","modified_at":"2026-09-01T20:03:49.125283155Z","published_at":"2017-08-07T03:29:00.307Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-6420","https://security-tracker.debian.org/tracker/CVE-2017-6420"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-6420#Debian:13/clamav","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-6420"}],"summary":"The wwunpack function in libclamav/wwunpack.c in ClamAV 0.99.2 allows remote attackers to cause a denial of service (use-after-free) via a crafted PE file with WWPack compression."}