CVE-2021-45450
High
Description
In Mbed TLS before 2.28.0 and 3.x before 3.1.0, psa_cipher_generate_iv and psa_cipher_encrypt allow policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Trustedfirmware Mbed Tls
PublishedDec 21, 2021
First seenDec 21, 2021
How to fix
Update
- trustedfirmware mbed_tls2.28.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| trustedfirmware mbed_tls | 2.22.0 ≤ v < 2.28.0, 3.0.0 | 2.28.0 |
| fedoraproject fedora | 36, 37 | — |
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