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Prevent nullptr dereference on OOM (#7823)

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This commit is contained in:
Paulo Cabral Sanz
2021-01-12 19:55:57 -03:00
committed by GitHub
parent 0203dea024
commit e938739115
3 changed files with 18 additions and 6 deletions
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4
libraries/ESP8266WiFi/src/BearSSLHelpers.cpp
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@ -526,6 +526,10 @@ namespace brssl {
case BR_KEYTYPE_EC:
ek = br_skey_decoder_get_ec(dc.get());
sk = (private_key*)malloc(sizeof * sk);
if (!sk)
{
return nullptr;
}
sk->key_type = BR_KEYTYPE_EC;
sk->key.ec.curve = ek->curve;
sk->key.ec.x = (uint8_t*)malloc(ek->xlen);