Neal Patel 930ce220d0 [release-branch.go1.25] crypto/x509: mitigate DoS vector when intermediate certificate contains DSA public key
An attacker could craft an intermediate X.509 certificate
containing a DSA public key and can crash a remote host
with an unauthenticated call to any endpoint that
verifies the certificate chain.

Thank you to Jakub Ciolek for reporting this issue.

Fixes CVE-2025-58188
For #75675
Fixes #75703

Change-Id: I2ecbb87b9b8268dbc55c8795891e596ab60f0088
Reviewed-on: https://go-internal-review.googlesource.com/c/go/+/2780
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Roland Shoemaker <bracewell@google.com>
Reviewed-on: https://go-internal-review.googlesource.com/c/go/+/2963
Commit-Queue: Roland Shoemaker <bracewell@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/709845
TryBot-Bypass: Michael Pratt <mpratt@google.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Auto-Submit: Michael Pratt <mpratt@google.com>
2025-10-07 11:02:06 -07:00
2025-06-02 09:09:57 -07:00
2025-03-20 04:38:55 -07:00
2025-09-03 10:46:11 -07:00

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