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.
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.
| Vendor | Product | Versions |
|---|---|---|
| ? | ? | 3.0.0 |
| Red Hat | Red Hat Enterprise Linux 8 | 0:3.21.0-10.el8_9 |
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support | 0:3.17.0-6.el8_6 |
| Red Hat | Red Hat Enterprise Linux 8.8 Extended Update Support | 0:3.19.0-3.el8_8 |
| Red Hat | Red Hat Enterprise Linux 9 | 0:3.21.0-9.el9_3 |
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support | 0:3.19.0-3.el9_2 |
| Red Hat | Red Hat Enterprise Linux 6 | unspecified |
| Red Hat | Red Hat Enterprise Linux 7 | unspecified |
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
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No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.