{"action":"Upgrade libgrokj2k to 9.5.0-1 or later.","affected":[{"fixed":"9.5.0-1","introduced":"0"}],"component":"libgrokj2k","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["9.5.0-1"],"id":"tcs_01M5NFT43V5D6M5ZEVR0THNG9X","modified_at":"2026-10-23T18:03:49.733309944Z","published_at":"2021-07-01T03:15:08.883Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-36089","https://security-tracker.debian.org/tracker/CVE-2021-36089"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-36089","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-36089"}],"summary":"Grok 7.6.6 through 9.2.0 has a heap-based buffer overflow in grk::FileFormatDecompress::apply_palette_clr (called from grk::FileFormatDecompress::applyColour)."}