Improper Validation of Specified Index, Position, or Offset in Input Affecting github.com/google/go-attestation/attest/internal package, versions <0.6.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published30 Jun 2026
- disclosed12 Jun 2026
- creditprasanna8585
Introduced: 12 Jun 2026
CVE-2026-12681 (opens in a new tab)How to fix?
Upgrade github.com/google/go-attestation/attest/internal to version 0.6.1 or higher.
Overview
Affected versions of this package are vulnerable to Improper Validation of Specified Index, Position, or Offset in Input in the parseEfiSignatureList process. An attacker can cause a remote attestation verifier to accept a compromised boot state as legitimate by injecting arbitrary SHA256 hashes into the trusted measurement database through crafted TPM event logs.