CVE Database›CVE-2015-8569

CVE-2015-8569

kernel: Information leak from getsockname

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Severity

Low

Red Hat Product Security

1.7

CVSS 2.0

Review impact separately from score.

Published · December 14, 2015

Updated · November 21, 2025

Description

An out-of-bounds flaw was found in the kernel, where the length of the sockaddr parameter was not checked in the pptp_bind() and pptp_connect() functions. As a result, more kernel memory was copied out than required, leaking information from the kernel stack (including kernel addresses). A local system user could exploit this flaw to bypass kernel ASLR or leak other information.

Statement

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6 as the code with the flaw is not present in the products listed.

This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. This has been rated as having Low 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/.

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 · 1.7
AV:L/AC:L/Au:S/C:P/I:N/A:N

CWE-125 · Out-of-bounds Read