Sensitive Information Uncleared Before Release Affecting kernel-cross-headers package, versions <0:4.18.0-477.27.1.el8_8
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Test your applications- Snyk ID SNYK-RHEL8-KERNELCROSSHEADERS-5294062
- published 29 Mar 2023
- disclosed 5 Apr 2022
How to fix?
Upgrade RHEL:8 kernel-cross-headers to version 0:4.18.0-477.27.1.el8_8 or higher.
This issue was patched in RHSA-2023:5244.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-cross-headers package and not the kernel-cross-headers package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks.