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fix(levm): return error in returndatacopy in unexpected behavior #1244

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merged 5 commits into from
Nov 25, 2024

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maximopalopoli
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Motivation

Fixes a bug found by FuzzingLabs in returndatacopy opcode implementation.

Description

Now returns an error in returndatacopy if offset is larger than the return data size.

Closes #1232

@maximopalopoli maximopalopoli self-assigned this Nov 22, 2024
@maximopalopoli maximopalopoli added the levm Lambda EVM implementation label Nov 22, 2024
@maximopalopoli maximopalopoli marked this pull request as ready for review November 22, 2024 21:52
@maximopalopoli maximopalopoli requested a review from a team as a code owner November 22, 2024 21:52
@ilitteri ilitteri added this pull request to the merge queue Nov 25, 2024
@ilitteri ilitteri removed this pull request from the merge queue due to a manual request Nov 25, 2024
@ilitteri ilitteri added this pull request to the merge queue Nov 25, 2024
@github-merge-queue github-merge-queue bot removed this pull request from the merge queue due to a conflict with the base branch Nov 25, 2024
@ilitteri ilitteri added this pull request to the merge queue Nov 25, 2024
Merged via the queue into main with commit 18fbe43 Nov 25, 2024
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@ilitteri ilitteri deleted the levm/fix/return-error-offser-larger-size branch November 25, 2024 18:39
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[SECURITY] Non-Compliance in RETURNDATACOPY Implementation
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