X-Git-Url: https://git.decadent.org.uk/gitweb/?p=nfs-utils.git;a=blobdiff_plain;f=utils%2Fgssd%2Fsvcgssd_krb5.c;fp=utils%2Fgssd%2Fsvcgssd_krb5.c;h=1d44d3449c02cd71cfbe0d7be6f1f9991654a798;hp=6c34faf4b5f8537fc8c5f04508adf979f2a7ae7e;hb=fb06ed9fc1fa11a95544fb2d89adb6c51ef5d946;hpb=5b30c751e3bceab727de684c5ca96c6edd6df001

diff --git a/utils/gssd/svcgssd_krb5.c b/utils/gssd/svcgssd_krb5.c
index 6c34faf..1d44d34 100644
--- a/utils/gssd/svcgssd_krb5.c
+++ b/utils/gssd/svcgssd_krb5.c
@@ -38,6 +38,7 @@
 
 #include <stdio.h>
 #include <errno.h>
+#include <ctype.h>
 #include <gssapi/gssapi.h>
 #include <krb5.h>
 
@@ -98,6 +99,12 @@ parse_enctypes(char *enctypes)
 	if (n == 0)
 		return ENOENT;
 
+	/* Skip pass any non digits */
+	while (*enctypes && isdigit(*enctypes) == 0)
+		enctypes++;
+	if (*enctypes == '\0')
+		return EINVAL;
+
 	/* Allocate space for enctypes array */
 	if ((parsed_enctypes = (int *) calloc(n, sizeof(int))) == NULL) {
 		return ENOMEM;