GGAutomaton 8d165eb843 sm2: check buffer size before writing ciphertext ...

The SM2 encryption may write past the caller-provided output buffer
when the required ciphertext size exceeds the supplied buffer length.

Reject outputs that do not fit in the caller-provided buffer.

Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
Reviewed-by: Eugene Syromiatnikov <esyr@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.foundation>
MergeDate: Wed May  6 16:51:00 2026
(Merged from https://github.com/openssl/openssl/pull/30614)

2026-05-06 18:50:27 +02:00

..

build.info

Add SM2 private key range validation

2021-01-08 23:59:02 +02:00

sm2_crypt.c

sm2: check buffer size before writing ciphertext

2026-05-06 18:50:27 +02:00

sm2_err.c

4.0-POST-CLANG-FORMAT-WEBKIT

2025-12-09 00:28:19 -07:00

sm2_key.c

4.0-POST-CLANG-FORMAT-WEBKIT

2025-12-09 00:28:19 -07:00

sm2_sign.c

Copyright year updates

2026-03-10 14:37:52 +00:00