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Out-of-Bounds Affecting edk2-ovmf package, versions <0:20230524-4.el9_3.2.alma

Severity

 Recommended
0.0
high
0
10

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.05% (22nd percentile)

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  • Snyk ID SNYK-ALMALINUX9-EDK2OVMF-6405757
  • published 6 Mar 2024
  • disclosed 5 Mar 2024
Report a new vulnerability Found a mistake?

Introduced: 5 Mar 2024

CVE-2023-45234 Open this link in a new tab
CWE-119 Open this link in a new tab

How to fix?

Upgrade AlmaLinux:9 edk2-ovmf to version 0:20230524-4.el9_3.2.alma or higher.
This issue was patched in ALSA-2024:1075.

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 a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality, Integrity and/or Availability.

CVSS Scores

version 3.1
Expand this section

NVD

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

Red Hat

8.8 high