{"action":"Upgrade firefox-esr to 102.10.0-r0 or later.","affected":[{"fixed":"102.10.0-r0","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.21","exploited":false,"fixed_versions":["102.10.0-r0"],"id":"tcs_01M6H58TKT7WT3D4P9PVW37G4N","modified_at":"2026-11-03T06:32:58.923821782Z","published_at":"2023-06-20T12:15:09.600Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2023-1999","https://security.alpinelinux.org/vuln/CVE-2023-1999"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2023-1999#Alpine:v3.21/firefox-esr","url":"https://osv.dev/vulnerability/ALPINE-CVE-2023-1999"}],"summary":"There exists a use after free/double free in libwebp. An attacker can use the ApplyFiltersAndEncode() function and loop through to free best.bw and assign best = trial pointer. The second loop will th"}