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Check that 'e' and 'n' are allocated in opensslrsa_fromdns

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This commit is contained in:
Mark Andrews 2022-09-26 11:57:17 +10:00
parent 5603cd69d1
commit db70c30213
1 changed files with 3 additions and 0 deletions
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3
lib/dns/opensslrsa_link.c
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@ -692,6 +692,9 @@ opensslrsa_fromdns(dst_key_t *key, isc_buffer_t *data) {
e = BN_bin2bn(r.base, e_bytes, NULL);
isc_region_consume(&r, e_bytes);
n = BN_bin2bn(r.base, r.length, NULL);
if (e == NULL || n == NULL) {
DST_RET(ISC_R_NOMEMORY);
}
key->key_size = BN_num_bits(n);