CVE-2026-77587
5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
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
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| torproject | Tor | 0.4.8.1-alpha < 0.4.9.11 | affected |
Weaknesses
- CWE-911: CWE-911 Improper Update of Reference Count
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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