{"id":"CVE-2026-56997","aliases":["A-510463718","EUVD-2026-78989","GHSA-qcf7-grjp-j68w","PUB-A-510463718"],"status":"published","title":"In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a...","description":"In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00372,"percentile":0.31532,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2026-09-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["Pixel-family specific:2026-09-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"Pixel-family specific:0"},{"fixed":"Pixel-family specific:2026-09-05"}]}],"versions":["Pixel-family specific"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56997"},{"url":"https://github.com/advisories/GHSA-qcf7-grjp-j68w"},{"url":"https://source.android.com/security/bulletin/2026-09-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-56997","description":"In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2026-09-15T18:34:23.188Z","modified":"2026-09-16T03:58:03.6Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T13:36:51.6229Z"}],"euvd":[{"id":"EUVD-2026-78989","description":"In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2026-09-15T18:34:23Z","modified":"2026-09-16T03:58:03Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T17:28:16.649841Z"}],"ghsa":[{"id":"GHSA-qcf7-grjp-j68w","title":"In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a...","description":"In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2026-09-15T21:31:18Z","modified":"2026-09-16T00:32:26Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:11:57.004249Z"}],"nvd":[{"id":"CVE-2026-56997","description":"In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2026-09-15T19:17:30.323Z","modified":"2026-09-18T17:33:52.44Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:47.668237Z"}],"osv":[{"id":"PUB-A-510463718","description":"In Av1DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2026-09-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:09.118123Z"}]}}