Integer Overflow to Buffer Overflow Affecting edk2-aarch64 package, versions <0:20220126gitbb1bba3d77-13.el8_10


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-CENTOS8-EDK2AARCH64-6150030
  • published 10 Jan 2024
  • disclosed 9 Jan 2024

How to fix?

Upgrade Centos:8 edk2-aarch64 to version 0:20220126gitbb1bba3d77-13.el8_10 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream edk2-aarch64 package and not the edk2-aarch64 package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

EDK2 is susceptible to a vulnerability in the Tcg2MeasureGptTable() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.

CVSS Scores

version 3.1
Expand this section

NVD

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

Red Hat

7 high