[openssl/openssl] d026b9: Fix a bug in BN_ucmp() when comparing constant-tim...

"'Igor Ustinov' via openssl-commits" <[email protected]> Fri, 10 Jul 2026 05:11:37 -0700

Newsgroups	gmane.comp.encryption.openssl.cvs
Message-ID	<openssl/openssl/push/refs/heads/openssl-4.0/[email protected]>

  Branch: refs/heads/openssl-4.0
  Home:   https://github.com/openssl/openssl
  Commit: d026b9c6202dfd0e81948ac2e94bb804ba02a895
      https://github.com/openssl/openssl/commit/d026b9c6202dfd0e81948ac2e94bb804ba02a895
  Author: Igor Ustinov <[email protected]>
  Date:   2026-07-10 (Fri, 10 Jul 2026)

  Changed paths:
    M crypto/bn/bn_lib.c

  Log Message:
  -----------
  Fix a bug in BN_ucmp() when comparing constant-time BIGNUMs of different lengths

Reviewed-by: Tomas Mraz <[email protected]>
Reviewed-by: Tom Cosgrove <[email protected]>
Reviewed-by: Neil Horman <[email protected]>
MergeDate: Fri Jul 10 12:08:43 2026
(Merged from https://github.com/openssl/openssl/pull/31717)

(cherry picked from commit 68c08610751e4c8495725d1d235cf75c6eef1b9c)



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