vulnerability
Ubuntu: (CVE-2018-0491): tor vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Mar 5, 2018 | Nov 19, 2024 | Aug 18, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Mar 5, 2018
Added
Nov 19, 2024
Modified
Aug 18, 2025
Description
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.
Solution
ubuntu-upgrade-tor
References
- CVE-2018-0491
- https://attackerkb.com/topics/CVE-2018-0491
- CWE-416
- URL-https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915
- URL-https://trac.torproject.org/projects/tor/ticket/24700
- URL-https://trac.torproject.org/projects/tor/ticket/25117
- URL-https://www.cve.org/CVERecord?id=CVE-2018-0491
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