CVE-2014-7841
kernel: net: sctp: NULL pointer dereference in af->from_addr_param on malformed packet
Severity
ImportantRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · November 10, 2014
Updated · November 21, 2025
Description
A flaw was found in the way the Linux kernel's SCTP implementation validated INIT chunks when performing Address Configuration Change (ASCONF). A remote attacker could use this flaw to crash the system by sending a specially crafted SCTP packet to trigger a NULL pointer dereference on the system.
Statement
This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5.
This issue does affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG 2. Future kernel updates for the respective releases may 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-476 · NULL Pointer Dereference