Out-of-bounds Read Affecting shim-ia32 package, versions <0:15.8-4.el8_9


Severity

high

    Threat Intelligence

    EPSS
    0.04% (10th percentile)

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  • Snyk ID SNYK-CENTOS8-SHIMIA32-6189130
  • published 25 Jan 2024
  • disclosed 23 Jan 2024

How to fix?

Upgrade Centos:8 shim-ia32 to version 0:15.8-4.el8_9 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream shim-ia32 package and not the shim-ia32 package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase.

CVSS Scores

version 3.1
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Snyk

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

5.1 medium
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SUSE

4.4 medium
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Red Hat

5.1 medium