CVE Database›Document archive›CVE-2016-8658

CVE-2016-8658

kernel: Stack buffer overflow in brcmf_cfg80211_start_ap

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Severity

Low

Red Hat Product Security

6.1

CVSS 3.0

Review impact separately from score.

Published · September 7, 2016

Updated · November 21, 2025

Description

Stack-based buffer overflow in the brcmf_cfg80211_start_ap() function in 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c' in the Linux kernel before 4.7.5 allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via a long SSID Information Element in a command to a Netlink socket.

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 Red Hat Enterprise 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 3.0 · 6.1
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

CVSS 2.0 · 5.4
AV:L/AC:M/Au:N/C:N/I:P/A:C

CWE-121 · Stack-based Buffer Overflow