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Debian Security Advisory DSA 3694-1 (tor - security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

5 years ago

Modified

Modified

10 months ago

Summary

It has been discovered that Tor treats the contents of some buffer chunks as if they were a NUL-terminated string. This issue could enable a remote attacker to crash a Tor client, hidden service, relay, or authority.

Affected Software

Affected Software

tor on Debian Linux

Detection Method

Detection Method

This check tests the installed software version using the apt package manager.

Solution

Solution

For the stable distribution (jessie), this problem has been fixed in version 0.2.5.12-3. For the unstable distribution (sid), this problem has been fixed in version 0.2.8.9-1. For the experimental distribution, this problem has been fixed in version 0.2.9.4-alpha-1. We recommend that you upgrade your tor packages.

Common Vulnerabilities and Exposures (CVE)