CIRCL's Kyber: timing side-channel (kyberslash2)
Package
Affected versions
< 1.3.7
Patched versions
1.3.7
Description
Published to the GitHub Advisory Database
Jan 8, 2024
Reviewed
Jan 8, 2024
Last updated
May 20, 2024
Impact
On some platforms, when an attacker can time decapsulation of Kyber on forged cipher texts, they could possibly learn (parts of) the secret key.
Does not apply to ephemeral usage, such as when used in the regular way in TLS.
Patches
Patched in 1.3.7.
References
References