[openssl/openssl] 3559e8: Check DSA parameters for excessive sizes before va...

[Tomáš Mráz]

  Branch: refs/heads/openssl-3.0
  Home:   https://github.com/openssl/openssl
  Commit: 3559e868e58005d15c6013a0c1fd832e51c73397
      https://github.com/openssl/openssl/commit/3559e868e58005d15c6013a0c1fd832e51c73397
  Author: Tomas Mraz <tomas at openssl.org>
  Date:   2024-05-16 (Thu, 16 May 2024)

  Changed paths:
    M CHANGES.md
    M crypto/dsa/dsa_check.c
    A test/recipes/15-test_dsaparam_data/invalid/p10240_q256_too_big.pem

  Log Message:
  -----------
  Check DSA parameters for excessive sizes before validating

This avoids overly long computation of various validation
checks.

Fixes CVE-2024-4603

Reviewed-by: Paul Dale <ppzgs1 at gmail.com>
Reviewed-by: Matt Caswell <matt at openssl.org>
Reviewed-by: Neil Horman <nhorman at openssl.org>
Reviewed-by: Shane Lontis <shane.lontis at oracle.com>
(Merged from https://github.com/openssl/openssl/pull/24346)

(cherry picked from commit 85ccbab216da245cf9a6503dd327072f21950d9b)



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