CVE-2022-48570 | BDVDB-2026-210237 Detail

Description#

Crypto++ through 8.4 contains a timing side channel in ECDSA signature generation. Function FixedSizeAllocatorWithCleanup could write to memory outside of the allocation if the allocated memory was not 16-byte aligned. NOTE: this issue exists because the CVE-2019-14318 fix was intentionally removed for functionality reasons.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://github.com/weidai11/cryptopp/releases/tag/CRYPTOPP_8_4_0
https://github.com/weidai11/cryptopp/issues/992

Exploit#

No public exploit known

History#

Version 12023-08-22Record published in the CVE List.
Version 22024-10-03Most recent update recorded in the CVE List.