{"action":"Upgrade thunderbird to 78.9.0-r0 or later.","affected":[{"fixed":"78.9.0-r0","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.20","exploited":false,"fixed_versions":["78.9.0-r0"],"id":"tcs_01M6GV4HFWMS2W0R477ZASZEGR","modified_at":"2026-11-03T06:32:38.580119275Z","published_at":"2021-03-31T14:15:18.907Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-23981","https://security.alpinelinux.org/vuln/CVE-2021-23981"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-23981#Alpine:v3.20/thunderbird","url":"https://osv.dev/vulnerability/ALPINE-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"}