Information Exposure Affecting kernel-modules package, versions <0:4.18.0-553.5.1.el8_10
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Test your applications- Snyk ID SNYK-RHEL8-KERNELMODULES-6228005
- published 5 Feb 2024
- disclosed 25 Sep 2023
Introduced: 25 Sep 2023
CVE-2023-6240 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-modules to version 0:4.18.0-553.5.1.el8_10 or higher.
This issue was patched in RHSA-2024:3618.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-modules package and not the kernel-modules package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A Marvin vulnerability side-channel leakage was found in the RSA decryption operation in the Linux Kernel. This issue may allow a network attacker to decrypt ciphertexts or forge signatures, limiting the services that use that private key.
References
- https://access.redhat.com/security/cve/CVE-2023-6240
- https://access.redhat.com/errata/RHSA-2024:3618
- https://bugzilla.redhat.com/show_bug.cgi?id=2250843
- https://people.redhat.com/~hkario/marvin/
- https://security.netapp.com/advisory/ntap-20240628-0002/
- https://securitypitfalls.wordpress.com/2023/10/16/experiment-with-side-channel-attacks-yourself/