Prior to the patch, when executing specific EVM opcodes related
to memory operations that use evm_core::Memory::copy_large, the
crate can over-allocate memory when it is not needed, making it
possible for an attacker to perform denial-of-service attack.
The flaw was corrected in commit 19ade85.
{
"cwe_ids": [
"CWE-789"
],
"github_reviewed": true,
"github_reviewed_at": "2021-08-18T21:38:27Z",
"nvd_published_at": null,
"severity": "MODERATE"
}