CVE-2026-77587

Summary

Tor before 0.4.9.11 is prone to a use-after-free (and potential double free) of a conflux object when a recovery leg revives a conflux set whose last linked leg has already been closed. A malicious exit node could use this to crash a client. This is TROVE-2026-026.

Affected Software

VendorProductVersion RangeStatus
torprojectTor0.4.8.1-alpha < 0.4.9.11affected

Weaknesses

  • CWE-911: CWE-911 Improper Update of Reference Count

References