{"action":"Upgrade firefox-esr to 78.6.0-r0 or later.","affected":[{"fixed":"78.6.0-r0","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.21","exploited":false,"fixed_versions":["78.6.0-r0"],"id":"tcs_01M6GYA5XRT6R1FQ2WDA5HKFHP","modified_at":"2026-11-03T06:32:45.960354865Z","published_at":"2021-01-07T14:15:12Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-26974","https://security.alpinelinux.org/vuln/CVE-2020-26974"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-26974#Alpine:v3.21/firefox-esr","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-26974"}],"summary":"When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wrong type. This resulted in a heap user-after-free, memory corruption, and a potent"}