CVE-2024-0914

Opencryptoki: timing side-channel in handling of rsa pkcs#1 v1.5 padded ciphertexts (marvin)

Description

A timing side-channel vulnerability has been discovered in the opencryptoki package while processing RSA PKCS#1 v1.5 padded ciphertexts. This flaw could potentially enable unauthorized RSA ciphertext decryption or signing, even without access to the corresponding private key.

Remediation

Workaround:

  • Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.17%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 6
Affected: Red Hat Red Hat Enterprise Linux 7
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2024:1239 vendor advisory
https://access.redhat.com/errata/RHSA-2024:1411 vendor advisory
https://access.redhat.com/errata/RHSA-2024:1608 vendor advisory
https://access.redhat.com/errata/RHSA-2024:1856 vendor advisory
https://access.redhat.com/errata/RHSA-2024:1992 vendor advisory
https://access.redhat.com/security/cve/CVE-2024-0914 third party advisory vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2260407 patch issue tracking
https://people.redhat.com/~hkario/marvin/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2024-0914?
CVE-2024-0914 has been scored as a medium severity vulnerability.
How to fix CVE-2024-0914?
As a workaround for remediating CVE-2024-0914: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Is CVE-2024-0914 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-0914 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-0914?
CVE-2024-0914 affects Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support, Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support, Red Hat Red Hat Enterprise Linux 6, Red Hat Red Hat Enterprise Linux 7.
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