Upstream information

CVE-2018-0491 at MITRE

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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
CVSS detail National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
CVSS detail National Vulnerability Database
Base Score 7.5
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
CVSSv3 Version 3
SUSE Bugzilla entry: 1083846 [RESOLVED / FIXED]

SUSE Security Advisories:

    openSUSE-SU-2018:0614-1 openSUSE-SU-2018:0620-1

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub 12
  • tor >= 0.3.2.10-14.1
 Patchnames:
openSUSE-2018-223
openSUSE Tumbleweed
  • tor >= 0.4.6.7-2.2
 Patchnames:
openSUSE-Tumbleweed-2024-11469

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products past their end of life and not receiving proactive updates anymore.
SUSE Package Hub 12 tor Released

SUSE Timeline for this CVE

CVE page created: Sat Mar 3 19:32:06 2018
CVE page last modified: Thu Dec 11 15:58:21 2025