{"action":"Upgrade thunderbird to 1:78.9.0-1 or later.","affected":[{"fixed":"1:78.9.0-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:78.9.0-1"],"id":"tcs_01M5NFFCRNJJVP9Y61TTASJNDG","modified_at":"2026-10-23T18:02:52.277458896Z","published_at":"2021-03-31T14:15:18.907Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-23981","https://security-tracker.debian.org/tracker/CVE-2021-23981"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-23981#Debian:14/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-23981"}],"summary":"A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak"}