CVE-2023-38409 Affecting kernel package, versions <0:4.18.0-553.el8_10


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-ROCKY8-KERNEL-7262735
  • published 15 Jun 2024
  • disclosed 17 Jul 2023

How to fix?

Upgrade Rocky-Linux:8 kernel to version 0:4.18.0-553.el8_10 or higher.
This issue was patched in RLSA-2024:3138.

NVD Description

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

An issue was discovered in set_con2fb_map in drivers/video/fbdev/core/fbcon.c in the Linux kernel before 6.2.12. Because an assignment occurs only for the first vc, the fbcon_registered_fb and fbcon_display arrays can be desynchronized in fbcon_mode_deleted (the con2fb_map points at the old fb_info).

CVSS Scores

version 3.1
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NVD

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

2.9 low
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Red Hat

5.5 medium