CVE-2014-9715
kernel: netfilter connection tracking extensions denial of service
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · April 8, 2015
Updated · June 28, 2026
Description
An integer overflow flaw was found in the way the Linux kernel's netfilter connection tracking implementation loaded extensions. An attacker on a local network could potentially send a sequence of specially crafted packets that would initiate the loading of a large number of extensions, causing the targeted system in that network to crash.
Statement
This issue does not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5 and 6. This issue affects the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 7 and Red Hat Enterprise MRG 2.
For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
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 · 5.7AV:A/AC:M/Au:N/C:N/I:N/A:C
CWE-841 · Improper Enforcement of Behavioral Workflow