PT-2026-79133 · Tor · Tor
CVE-2026-77587
·
Published
2026-08-20
·
Updated
2026-08-25
CVSS v3.1
5.9
Medium
| Vector | AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
Tor versions prior to 0.4.9.11
Description
A use-after-free and potential double free issue occurs involving a conflux object. This happens when a recovery leg revives a conflux set where the last linked leg has already been closed. A malicious exit node can exploit this behavior to cause a client crash.
Recommendations
Update to version 0.4.9.11 or later.
Fix
Found an issue in the description? Have something to add? Feel free to write us 👾
Weakness Enumeration
Related Identifiers
Affected Products
Tor