Improper Cross-boundary Removal of Sensitive Data Affecting kernel-uki-virt package, versions <0:5.14.0-284.30.1.el9_2
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Test your applications- Snyk ID SNYK-ALMALINUX9-KERNELUKIVIRT-5902297
- published 14 Sep 2023
- disclosed 12 Sep 2023
Introduced: 12 Sep 2023
CVE-2023-1637 Open this link in a new tabHow to fix?
Upgrade AlmaLinux:9 kernel-uki-virt to version 0:5.14.0-284.30.1.el9_2 or higher.
This issue was patched in ALSA-2023:5069.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-uki-virt package and not the kernel-uki-virt package as distributed by AlmaLinux.
See How to fix? for AlmaLinux:9 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.
References
- https://errata.almalinux.org/9/ALSA-2023-5069.html
- https://errata.almalinux.org/9/ALSA-2023-5091.html
- https://access.redhat.com/security/cve/CVE-2023-1637
- https://access.redhat.com/errata/RHSA-2023:5069
- https://access.redhat.com/errata/RHSA-2023:5091
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463
- https://sourceware.org/bugzilla/show_bug.cgi?id=27398