Out-of-bounds Read Affecting kernel-bootwrapper package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELBOOTWRAPPER-2023517
  • published26 Jul 2021
  • disclosed23 Jun 2021

Introduced: 23 Jun 2021

CVE-2021-3600  (opens in a new tab)
CWE-125  (opens in a new tab)
CWE-787  (opens in a new tab)
First added by Snyk

How to fix?

There is no fixed version for Centos:7 kernel-bootwrapper.

NVD Description

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

It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code.

CVSS Scores

version 3.1