CVE-2018-0491: Use After Free
First published: Mon Mar 05 2018(Updated: )
A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST implementation allows a channel to be added more than once in the pending list.
Credit: security@debian.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Torproject Tor | >=0.3.2.0<0.3.2.10 |
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Reference Links
Frequently Asked Questions
What is CVE-2018-0491?
CVE-2018-0491 is a use-after-free vulnerability that was discovered in Tor 0.3.2.x before 0.3.2.10.
How does CVE-2018-0491 impact Tor users?
CVE-2018-0491 allows remote attackers to cause a denial of service (relay crash) in Tor.
What is the severity of CVE-2018-0491?
CVE-2018-0491 has a severity rating of 7.5 (High).
How can I fix CVE-2018-0491?
To fix CVE-2018-0491, users should update to Tor version 0.3.2.10.
Where can I find more information about CVE-2018-0491?
You can find more information about CVE-2018-0491 from the Tor Project's blog and ticket pages.
- collector/nvd-index
- agent/softwarecombine
- agent/type
- agent/references
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/last-modified-date
- agent/weakness
- agent/remedy
- agent/severity
- agent/tags
- agent/event
- agent/description
- agent/first-publish-date
- vendor/torproject
- canonical/torproject tor
- version/torproject tor/0.3.2.0