The tor_realloc function in Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha does not validate a certain size value during memory allocation, which might allow remote attackers to cause a denial of service (daemon crash) via unspecified vectors, related to "underflow errors."
Metrics
No CVSS v4.0
No CVSS v3.1
No CVSS v3.0
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
---|---|
Tor |
|
Configuration 1 [-]
|
No data.
References
History
No history.

Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-06T21:51:09.175Z
Reserved: 2011-01-18T00:00:00
Link: CVE-2011-0491

No data.

Status : Modified
Published: 2011-01-19T12:00:20.047
Modified: 2024-11-21T01:24:07.613
Link: CVE-2011-0491

No data.