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Desk

CVE-2026-77642

9.3 critical SSVC exploitation: none Analyzed

tor before 0.4.9.9 was prone to an out-of-bounds write when parsing a consensus or detached signature with unexpected signature digest type. Impact is minor for most Tor roles, but potentially major for directory authorities. This is TROVE-2026-019.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 9.3 · torprojectNVD modified 2026-10-18 20:10

Affected (CPE criteria) 1

  • cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*

References 1