From: Bob Beck <beck@obtuse.com>
Date: Thu, 5 Feb 2026 15:37:00 +0000 (-0700)
Subject: Update crypto/x509/x509_vpm.c
X-Git-Tag: openssl-4.0.0-alpha1~176
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2bfe3208f779f352caf1cf60f77e903824faa97a;p=thirdparty%2Fopenssl.git

Update crypto/x509/x509_vpm.c

Co-authored-by: Viktor Dukhovni <viktor1ghub@dukhovni.org>

Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
MergeDate: Tue Feb 24 14:04:30 2026
(Merged from https://github.com/openssl/openssl/pull/29612)
---

diff --git a/crypto/x509/x509_vpm.c b/crypto/x509/x509_vpm.c
index c3e4e25fc32..83680019338 100644
--- a/crypto/x509/x509_vpm.c
+++ b/crypto/x509/x509_vpm.c
@@ -315,7 +315,7 @@ static int validate_email_name(const char *name, size_t len, int rfc822)
         goto err;
 
     /* Go to the last @ */
-    while ((next = memchr(at + 1, '@', len - (at - name - 1))) != NULL)
+    while ((next = memchr(at + 1, '@', len - (at - name + 1))) != NULL)
         at = next;
 
     /* Ensure the local part is not oversize */