Information Exposure Affecting kernel-abi-whitelists package, versions <0:3.10.0-1062.el7


Severity

Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.06% (30th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELABIWHITELISTS-2138997
  • published 26 Jul 2021
  • disclosed 3 Aug 2018

How to fix?

Upgrade Centos:7 kernel-abi-whitelists to version 0:3.10.0-1062.el7 or higher.

NVD Description

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

arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtual guests.