avast / avast/retdec-idaplugin

this dll let plugin crash

Open
#75 2 comments 0 reactions 0 assignees View on GitHub
Dominant language
C++
Stars
799
Forks
132
PR merge metrics
No merged PRs in 30d

Description

![image](https://user-images.githubusercontent.com/7270968/220556153-b3985486-b1ce-4b56-bde9-9edae68f1a8a.png)

step to reproduce.

1. using ida to open this dll
[Auth.zip](https://github.com/avast/retdec-idaplugin/files/10801253/Auth.zip)

2.
go to `702E7F` and create function, look like this
![image](https://user-images.githubusercontent.com/7270968/220556929-7daf2017-9276-49ee-843e-e657625a06ea.png)

3. ctrl+d, try to decompliler it will definitly crash

Contributor guide

No contributing guide indexed for this repository

Research direction

Start by reproducing the crash in IDA with Auth.zip, following the steps at address 702E7F and triggering decompilation with Ctrl+D. Then trace the failure through the plugin's decompilation path; done means this DLL and reproduction sequence no longer crash the plugin.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
reverse-engineering
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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