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.
Affected products
opencryptoki_project: opencryptoki; redhat: enterprise linux
References10
- bugzilla.redhat.com/show_bug.cgi?id=2260407 Issue TrackingPatch
- bugzilla.redhat.com/show_bug.cgi?id=2260407 Issue TrackingPatch
- access.redhat.com/errata/RHSA-2024:1239
- access.redhat.com/errata/RHSA-2024:1411
- access.redhat.com/errata/RHSA-2024:1608
- access.redhat.com/errata/RHSA-2024:1856
- access.redhat.com/errata/RHSA-2024:1992
- access.redhat.com/security/cve/CVE-2024-0914 Third Party Advisory
- people.redhat.com/~hkario/marvin/ Third Party Advisory
- access.redhat.com/errata/RHSA-2024:1239
Metrics
- CVSS 3.1
-
5.9
MEDIUM
Score source: NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - EPSS — exploit probability
- 1% percentile: 59 · as of 5 November 2026
- CWE
- CWE-203
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.