A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption API via the timed processing of valid PKCS#1 v1.5 Ciphertext. The highest threat from this vulnerability is to confidentiality.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade m2crypto | Jul 30, 2024 | Jan 12, 2021 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jan 12, 2021 |
| Suse | — | Upgrade python311-M2CryptoUpgrade python2-M2CryptoUpgrade python-M2CryptoUpgrade python-M2Crypto-docUpgrade python3-M2Crypto | Aug 9, 2024 | Jan 12, 2021 |
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