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Fix case where final special char exceeds buffer

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Signed-off-by: Werner Lewis <werner.lewis@arm.com>
This commit is contained in:
Werner Lewis 2022-06-27 12:01:22 +01:00
parent fd8cfe4f8e
commit 9b0e940135
2 changed files with 5 additions and 1 deletions
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2
library/x509.c
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@ -785,7 +785,7 @@ int mbedtls_x509_dn_gets( char *buf, size_t size, const mbedtls_x509_name *dn )
if( c && strchr( ",=+<>#;\"\\", c ) )
{
if( j + 1 >= sizeof( s ) - 1 )
continue;
return( MBEDTLS_ERR_X509_BUFFER_TOO_SMALL );
s[j++] = '\\';
}
if( c < 32 || c >= 127 )