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Add ARG_CHECKs to ensure "array of pointers" elements are non-NULL

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Sebastian Falbesoner
2025-12-06 01:04:18 +01:00
parent e7f7083b53
commit 5a08c1bcdc
3 changed files with 16 additions and 0 deletions
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3
src/modules/musig/keyagg_impl.h
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@@ -177,6 +177,9 @@ int secp256k1_musig_pubkey_agg(const secp256k1_context* ctx, secp256k1_xonly_pub
}
ARG_CHECK(pubkeys != NULL);
ARG_CHECK(n_pubkeys > 0);
for (i = 0; i < n_pubkeys; i++) {
ARG_CHECK(pubkeys[i] != NULL);
}
ecmult_data.ctx = ctx;
ecmult_data.pks = pubkeys;

8
src/modules/musig/session_impl.h
View File

@@ -521,10 +521,15 @@ static int secp256k1_musig_sum_pubnonces(const secp256k1_context* ctx, secp256k1
int secp256k1_musig_nonce_agg(const secp256k1_context* ctx, secp256k1_musig_aggnonce *aggnonce, const secp256k1_musig_pubnonce * const* pubnonces, size_t n_pubnonces) {
secp256k1_gej aggnonce_ptsj[2];
secp256k1_ge aggnonce_pts[2];
size_t i;
VERIFY_CHECK(ctx != NULL);
ARG_CHECK(aggnonce != NULL);
ARG_CHECK(pubnonces != NULL);
ARG_CHECK(n_pubnonces > 0);
for (i = 0; i < n_pubnonces; i++) {
ARG_CHECK(pubnonces[i] != NULL);
}
if (!secp256k1_musig_sum_pubnonces(ctx, aggnonce_ptsj, pubnonces, n_pubnonces)) {
return 0;
@@ -782,6 +787,9 @@ int secp256k1_musig_partial_sig_agg(const secp256k1_context* ctx, unsigned char
ARG_CHECK(session != NULL);
ARG_CHECK(partial_sigs != NULL);
ARG_CHECK(n_sigs > 0);
for (i = 0; i < n_sigs; i++) {
ARG_CHECK(partial_sigs[i] != NULL);
}
if (!secp256k1_musig_session_load(ctx, &session_i, session)) {
return 0;