CVE-2015-7990

kernel: Race condition when sending message on unbound socket causing NULL pointer dereference

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Severity

Moderate

Red Hat Product Security

6.3

CVSS 2.0

Review impact separately from score.

Published · October 16, 2015

Updated · November 21, 2025

Description

A denial of service flaw was discovered in the Linux kernel, where a race condition caused a NULL pointer dereference in the RDS socket-creation code. A local attacker could use this flaw to create a situation in which a NULL pointer crashed the kernel.

Statement

This issue affects Red Hat enterprise Linux 5 and 6. The affected code is not available in 7, MRG and realtime kernels.

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 · 6.3
AV:N/AC:M/Au:S/C:N/I:N/A:C

CWE-476 · NULL Pointer Dereference