Use After Free Affecting kernel-zfcpdump-devel package, versions <0:4.18.0-553.el8_10


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELZFCPDUMPDEVEL-7166780
  • published30 May 2024
  • disclosed22 May 2024

Introduced: 22 May 2024

CVE-2020-25656  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-zfcpdump-devel to version 0:4.18.0-553.el8_10 or higher.
This issue was patched in ALSA-2024:3138.

NVD Description

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

A flaw was found in the Linux kernel. A use-after-free was found in the way the console subsystem was using ioctls KDGKBSENT and KDSKBSENT. A local user could use this flaw to get read memory access out of bounds. The highest threat from this vulnerability is to data confidentiality.

CVSS Scores

version 3.1