Description
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.
Affected products
linux: linux kernel; redhat: enterprise linux
References10
- access.redhat.com/errata/RHSA-2024:1881
- access.redhat.com/errata/RHSA-2024:1882
- access.redhat.com/errata/RHSA-2024:2758
- access.redhat.com/errata/RHSA-2024:3414
- access.redhat.com/errata/RHSA-2024:3421
- access.redhat.com/errata/RHSA-2024:3618
- access.redhat.com/errata/RHSA-2024:3627
- access.redhat.com/security/cve/CVE-2023-6240 Third Party Advisory
- bugzilla.redhat.com/show_bug.cgi?id=2250843 Issue Tracking
- people.redhat.com/~hkario/marvin/ Third Party Advisory
Metrics
- CVSS 3.1
-
6.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N - EPSS — exploit probability
- 1% percentile: 62 · as of 5 November 2026
- CWE
- CWE-203
Could this be exploited in your environment?
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