diff options
-rw-r--r-- | crypto/srp/srp_vfy.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/crypto/srp/srp_vfy.c b/crypto/srp/srp_vfy.c index a8ec52a4da..c8bc7a94b2 100644 --- a/crypto/srp/srp_vfy.c +++ b/crypto/srp/srp_vfy.c @@ -86,10 +86,13 @@ static int t_fromb64(unsigned char *a, size_t alen, const char *src) int i, j; int size; + if (alen == 0 || alen > INT_MAX) + return -1; + while (*src && (*src == ' ' || *src == '\t' || *src == '\n')) ++src; size = strlen(src); - if (alen > INT_MAX || size > (int)alen) + if (size < 0 || size >= (int)alen) return -1; i = 0; @@ -127,7 +130,7 @@ static int t_fromb64(unsigned char *a, size_t alen, const char *src) if (--i < 0) break; } - while (a[j] == 0 && j <= size) + while (j <= size && a[j] == 0) ++j; i = 0; while (j <= size) |