CVE-2024-56738

Summary

GNU GRUB (aka GRUB2) through 2.12 does not use a constant-time algorithm for grub_crypto_memcmp and thus allows side-channel attacks.

Affected Software

VendorProductVersion RangeStatus
GNUGRUB22.00 <= 2.12affected

Weaknesses

  • CWE-208: CWE-208 Observable Timing Discrepancy

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References