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Debian Security Advisory DSA 2944-1 (gnutls26 - security update)
Information
Severity
Severity
Medium
Family
Family
Debian Local Security Checks
CVSSv2 Base
CVSSv2 Base
6.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
9 years ago
Modified
Modified
5 years ago
Summary
Joonas Kuorilehto discovered that GNU TLS performed insufficient validation of session IDs during TLS/SSL handshakes. A malicious server could use this to execute arbitrary code or perform denial of service.
Affected Software
Affected Software
gnutls26 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 (wheezy), this problem has been fixed in version 2.12.20-8+deb7u2. For the unstable distribution (sid), this problem has been fixed in version 2.12.23-16. We recommend that you upgrade your gnutls26 packages.