CVE-2014-3673
kernel: sctp: skb_over_panic when receiving malformed ASCONF chunks
Severity
ImportantRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · October 9, 2014
Updated · November 21, 2025
Description
A flaw was found in the way the Linux kernel's Stream Control Transmission Protocol (SCTP) implementation handled malformed Address Configuration Change Chunks (ASCONF). A remote attacker could use either of these flaws to crash the system.
Statement
This issue does affect Red Hat Enterprise Linux 5. This has been rated as having Important security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
This issue does affect Red Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG. Future Linux kernel updates for the respective releases will address this issue.
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 · 7.1AV:N/AC:M/Au:N/C:N/I:N/A:C
CWE-20 · Improper Input Validation