Race Condition Affecting kernel-debug-devel package, versions <0:3.10.0-123.6.3.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    2.81% (91st percentile)

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  • Snyk ID SNYK-RHEL7-KERNELDEBUGDEVEL-4989393
  • published 26 Jul 2021
  • disclosed 20 Feb 2014

How to fix?

Upgrade RHEL:7 kernel-debug-devel to version 0:3.10.0-123.6.3.el7 or higher.
This issue was patched in RHSA-2014:1023.

NVD Description

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

Race condition in the mac80211 subsystem in the Linux kernel before 3.13.7 allows remote attackers to cause a denial of service (system crash) via network traffic that improperly interacts with the WLAN_STA_PS_STA state (aka power-save mode), related to sta_info.c and tx.c.

CVSS Scores

version 3.1
Expand this section

NVD

6.5 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

Red Hat

5.9 medium