{"action":"Upgrade mbedtls to 3.6.4-1 or later.","affected":[{"fixed":"3.6.4-1","introduced":"0"}],"component":"mbedtls","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.6.4-1"],"id":"tcs_01M5NNZGCXB72EE3E8D12MA94F","modified_at":"2026-09-01T20:05:53.318376906Z","published_at":"2025-07-04T15:15:22.277Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-49600","https://security-tracker.debian.org/tracker/CVE-2025-49600"],"severity":{"label":"medium","score":4.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-49600#Debian:14/mbedtls","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-49600"}],"summary":"In MbedTLS 3.3.0 before 3.6.4, mbedtls_lms_verify may accept invalid signatures if hash computation fails and internal errors go unchecked, enabling LMS (Leighton-Micali Signature) forgery in a fault"}