CVE-2011-4128
MEDIUM severity · CVSS 4.3 · Memory corruption
4.3CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)2%
AV:N/AC:M/Au:N/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/5596
- http://git.savannah.gnu.org/gitweb/?p=gnutls.git%3Ba=commitdiff%3Bh=190cef6eed37d0e73a73c1e205eb31d45ab60a3c
- http://git.savannah.gnu.org/gitweb/?p=gnutls.git%3Ba=commitdiff%3Bh=e82ef4545e9e98cbcb032f55d7c750b81e3a0450
- http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077071.html
- http://openwall.com/lists/oss-security/2011/11/09/2
- http://openwall.com/lists/oss-security/2011/11/09/4
- http://rhn.redhat.com/errata/RHSA-2012-0429.html
- http://rhn.redhat.com/errata/RHSA-2012-0488.html