CVE-2026-12681

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Google go-attestation. parseEfiSignatureList does not advance the buffer past vendor bytes before reading entries. For hashSHA256SigGUID lists, this allows attacker-controlled vendor header bytes to be appended ...

EUVD-2026-38641

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Google go-attestation. parseEfiSignatureList does not advance the buffer past vendor bytes before reading entries. For hashSHA256SigGUID lists, this allows attacker-controlled vendor header bytes to be appended ...

GHSA-9R4W-JG96-92MV Go-Attestation: Hash injection into trusted measurement list via unskipped SignatureHeaderSize vendor bytes in parseEfiSignatureList()

Summary parseEfiSignatureList in attest/internal/events.go does not skip SignatureHeaderSize vendor bytes before reading EFISIGNATURELIST signature entries, violating UEFI specification section 31.4.1. Impact For hashSHA256SigGUID lists, attacker-controlled vendor header bytes are appended direct...

Go-Attestation: Hash injection into trusted measurement list via unskipped SignatureHeaderSize vendor bytes in parseEfiSignatureList()

Summary parseEfiSignatureList in attest/internal/events.go does not skip SignatureHeaderSize vendor bytes before reading EFISIGNATURELIST signature entries, violating UEFI specification section 31.4.1. Impact For hashSHA256SigGUID lists, attacker-controlled vendor header bytes are appended direct...