GHSA-82vg-5v4f-f9wq Namada-apps can Crash with Excessive Computation in Mempool Validation
A malicious transaction with many signatures causes an integer overflow, crashing the Namada node during mempool validation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is GHSA-82vg-5v4f-f9wq?
GHSA-82vg-5v4f-f9wq is a vulnerability in namada-apps, published on 20 Feb 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Impact
A malicious transaction may cause a crash in mempool validation.
A transaction with authorization section containing 256 public keys or more with valid matching signatures triggers an integer overflow in signature verification that causes a the node to panic.
Patches
This issue has been patched in apps version 1.1.0. The mempool validation has been fixed to avoid overflow.
Workarounds
There are no workarounds and users are advised to upgrade.
Which versions are affected by GHSA-82vg-5v4f-f9wq?
2 open source packages ship an affected version, including namada-apps.
| Package | Affected | Fixed in |
|---|---|---|
namada-apps crates.io | From 1.0.0 | 1.1.0 |
namada-apps crates.io | From 1.0.0 | 1.1.0 |
How do I fix GHSA-82vg-5v4f-f9wq?
Upgrade namada-apps to 1.1.0 or later.
Is GHSA-82vg-5v4f-f9wq being exploited?
There is no known exploitation of GHSA-82vg-5v4f-f9wq in the wild and no public exploit code.