crypto/ec/ec_mult.c:339: error: BUFFER_OVERRUN_S2
  Offset: [`num`, +oo] Size: [0, +oo].
Showing all 10 steps of the trace


crypto/ec/ec_mult.c:125:1: <Offset trace>
123.    * in the addition if scalar != NULL
124.    */
125. > int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
126.                   size_t num, const EC_POINT *points[], const BIGNUM *scalars[],
127.                   BN_CTX *ctx)

crypto/ec/ec_mult.c:125:1: Parameter `num`
123.    * in the addition if scalar != NULL
124.    */
125. > int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
126.                   size_t num, const EC_POINT *points[], const BIGNUM *scalars[],
127.                   BN_CTX *ctx)

crypto/ec/ec_mult.c:219:5: Assignment
217.       }
218.   
219.       totalnum = num + numblocks;
           ^
220.   
221.       wsize = OPENSSL_malloc(totalnum * sizeof wsize[0]);

crypto/ec/ec_mult.c:125:1: <Length trace>
123.    * in the addition if scalar != NULL
124.    */
125. > int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
126.                   size_t num, const EC_POINT *points[], const BIGNUM *scalars[],
127.                   BN_CTX *ctx)

crypto/ec/ec_mult.c:125:1: Parameter `num`
123.    * in the addition if scalar != NULL
124.    */
125. > int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
126.                   size_t num, const EC_POINT *points[], const BIGNUM *scalars[],
127.                   BN_CTX *ctx)

crypto/ec/ec_mult.c:219:5: Assignment
217.       }
218.   
219.       totalnum = num + numblocks;
           ^
220.   
221.       wsize = OPENSSL_malloc(totalnum * sizeof wsize[0]);

crypto/ec/ec_mult.c:222:16: Call
220.   
221.       wsize = OPENSSL_malloc(totalnum * sizeof wsize[0]);
222.       wNAF_len = OPENSSL_malloc(totalnum * sizeof wNAF_len[0]);
                      ^
223.       wNAF = OPENSSL_malloc((totalnum + 1) * sizeof wNAF[0]); /* includes space
224.                                                                * for pivot */

crypto/mem.c:166:9: Assignment
  164.   
  165.       if (num == 0)
  166.           return NULL;
                 ^
  167.   
  168.       FAILTEST();

crypto/ec/ec_mult.c:222:5: Assignment
220.   
221.       wsize = OPENSSL_malloc(totalnum * sizeof wsize[0]);
222.       wNAF_len = OPENSSL_malloc(totalnum * sizeof wNAF_len[0]);
           ^
223.       wNAF = OPENSSL_malloc((totalnum + 1) * sizeof wNAF[0]); /* includes space
224.                                                                * for pivot */

crypto/ec/ec_mult.c:339:25: Array access: Offset: [num, +oo] Size: [0, +oo]
337.                            * more or less than 'blocksize'!)
338.                            */
339.                           wNAF_len[i] = tmp_len;
                               ^
340.   
341.                       wNAF[i + 1] = NULL;
