{"affected":[{"defaultStatus":"unaffected","product":"Android","source":"CNA: Google_Devices","vendor":"Google","versions":[{"status":"affected","version":"Android kernel"}]}],"cveId":"CVE-2026-56898","cwes":["CWE-327"],"description":"In aes256_cmac_sw of aes.rs, there is a possible way to forge message authentication codes over multi-block messages due to improperly used crypto. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","epss":{"date":"2026-11-13","percentile":0.03583,"score":0.00142},"exploits":[],"kev":null,"metrics":[{"score":8.4,"severity":"high","source":"ADP: CISA-ADP","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794580682388,"publishedAt":1794338431168,"references":[{"source":"CNA: Google_Devices","tags":[],"url":"https://source.android.com/docs/security/bulletin/pixel/2026/2026-11-01"},{"source":"dsap-vuln-management@google.com","tags":[],"url":"https://source.android.com/docs/security/bulletin/pixel/2026/2026-11-01"}],"remediation":[],"revision":"2a56f6c8a7ac9e5601863dee6a0ecb450e92074255333cad235914d45eb16503","sources":[{"modifiedAt":1794580682388,"name":"CNA: Google_Devices","retrievedAt":1794582662967,"url":"https://www.cve.org/CVERecord?id=CVE-2026-56898"},{"modifiedAt":1794547121580,"name":"NVD","retrievedAt":1794550579186,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56898"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794582685610,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-56898"}],"ssvc":{"assessedAt":1794546147896,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"CVE-2026-56898","updatedAt":1794582685610}