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CVE-2011-4128

Publication date 8 December 2011

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Buffer overflow in the gnutls_session_get_data function in lib/gnutls_session.c in GnuTLS 2.12.x before 2.12.14 and 3.x before 3.0.7, when used on a client that performs nonstandard session resumption, allows remote TLS servers to cause a denial of service (application crash) via a large SessionTicket.

Read the notes from the security team

Status

Package Ubuntu Release Status
gnutls13 11.10 oneiric Not in release
11.04 natty Not in release
10.10 maverick Not in release
10.04 LTS lucid Not in release
8.04 LTS hardy
Fixed 2.0.4-1ubuntu2.7
gnutls26 11.10 oneiric
Fixed 2.10.5-1ubuntu3.1
11.04 natty
Fixed 2.8.6-1ubuntu2.1
10.10 maverick
Fixed 2.8.6-1ubuntu0.1
10.04 LTS lucid
Fixed 2.8.5-2ubuntu0.1
8.04 LTS hardy Not in release

Notes

jdstrand

According to upstream, this is client side only and requires clients to be written in a certain undocumented way. Upstream searched for this and found no clients to be vulnerable.