Buffer Overflow Affecting kernel-rt-trace-devel package, versions <0:3.10.0-1062.12.1.rt56.1042.el7


Severity

0.0
high
0
10

    Threat Intelligence

    EPSS
    1.21% (86th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTTRACEDEVEL-2150433
  • published 26 Jul 2021
  • disclosed 4 Oct 2019

How to fix?

Upgrade Centos:7 kernel-rt-trace-devel to version 0:3.10.0-1062.12.1.rt56.1042.el7 or higher.

NVD Description

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

In the Linux kernel through 5.3.2, cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c does not reject a long SSID IE, leading to a Buffer Overflow.

CVSS Scores

version 3.1
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Snyk

8 high
  • Attack Vector (AV)
    Adjacent
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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NVD

9.8 critical
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SUSE

8.8 high
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Red Hat

8 high