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Out-of-bounds Read Affecting edk2-ovmf package, versions <0:20231122-6.el9

Severity

 Recommended
high

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.06% (25th percentile)

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  • Snyk ID SNYK-ALMALINUX9-EDK2OVMF-6811507
  • published 7 May 2024
  • disclosed 30 Apr 2024
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Introduced: 30 Apr 2024

CVE-2023-45231 Open this link in a new tab
CWE-125 Open this link in a new tab

How to fix?

Upgrade AlmaLinux:9 edk2-ovmf to version 0:20231122-6.el9 or higher.
This issue was patched in ALSA-2024:2264.

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 AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

EDK2's Network Package is susceptible to an out-of-bounds read vulnerability when processing  Neighbor Discovery Redirect message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

CVSS Scores

version 3.1
Expand this section

NVD

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

Red Hat

6.5 medium