Buffer Overflow Affecting kernel-rt package, versions <0:3.10.0-693.5.2.rt56.626.el7


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELRT-2092502
  • published26 Jul 2021
  • disclosed17 Jul 2017

Introduced: 17 Jul 2017

CVE-2017-7541  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade Centos:7 kernel-rt to version 0:3.10.0-693.5.2.rt56.626.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt package and not the kernel-rt package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

The brcmf_cfg80211_mgmt_tx function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.12.3 allows local users to cause a denial of service (buffer overflow and system crash) or possibly gain privileges via a crafted NL80211_CMD_FRAME Netlink packet.

CVSS Scores

version 3.1