Buffer Overflow Affecting edk2-ovmf package, versions <0:20200602gitca407c7246bf-4.el8_4.1


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.05% (22nd percentile)

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  • Snyk ID SNYK-CENTOS8-EDK2OVMF-2114054
  • published 26 Jul 2021
  • disclosed 19 Nov 2020

How to fix?

Upgrade Centos:8 edk2-ovmf to version 0:20200602gitca407c7246bf-4.el8_4.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream edk2-ovmf package and not the edk2-ovmf package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A heap overflow in LzmaUefiDecompressGetInfo function in EDK II.

CVSS Scores

version 3.1
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NVD

6.7 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    High
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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Red Hat

6.7 medium
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SUSE

4.4 medium