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CVE-2014-4667

kernel: sctp: sk_ack_backlog wrap-around problem

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Severity

Moderate

Red Hat Product Security

5

CVSS 2.0

Review impact separately from score.

Published · June 12, 2014

Updated · November 21, 2025

Description

An integer underflow flaw was found in the way the Linux kernel's Stream Control Transmission Protocol (SCTP) implementation processed certain COOKIE_ECHO packets. By sending a specially crafted SCTP packet, a remote attacker could use this flaw to prevent legitimate connections to a particular SCTP server socket to be made.

Statement

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5.

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
AV:N/AC:L/Au:N/C:N/I:N/A:P

CWE-190 · Integer Overflow or Wraparound