Improper Input Validation Affecting perf package, versions <0:2.6.32-131.17.1.el6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.11% (62nd percentile)

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  • Snyk IDSNYK-RHEL6-PERF-1434239
  • published26 Jul 2021
  • disclosed27 Jul 2011

Introduced: 27 Jul 2011

CVE-2011-2723  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:6 perf to version 0:2.6.32-131.17.1.el6 or higher.
This issue was patched in RHSA-2011:1350.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

The skb_gro_header_slow function in include/linux/netdevice.h in the Linux kernel before 2.6.39.4, when Generic Receive Offload (GRO) is enabled, resets certain fields in incorrect situations, which allows remote attackers to cause a denial of service (system crash) via crafted network traffic.

CVSS Base Scores

version 3.1