CVE-2013-4466
gnutls: dane_query_tlsa() buffer overflow (GNUTLS-SA-2013-3)
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · October 23, 2013
Updated · November 21, 2025
Description
Buffer overflow in the dane_query_tlsa function in the DANE library (libdane) in GnuTLS 3.1.x before 3.1.15 and 3.2.x before 3.2.5 allows remote servers to cause a denial of service (memory corruption) via a response with more than four DANE entries.
Statement
Not vulnerable. This issue did not affect the versions of gnutls as shipped with Red Hat Enterprise Linux 5 and 6 as they did not include support for DANE protocol.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 6.8AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE not specified