Cosmos SDK's Integer Overflow vulnerability in its Validator Rewards pool can cause a chain halt
链接： https://github.com/advisories/GHSA-p22h-3m2v-cmgh
仓库 Star： 6646
参考链接：
https://github.com/cosmos/cosmos-sdk/security/advisories/GHSA-p22h-3m2v-cmgh
https://github.com/cosmos/cosmos-sdk/commit/c4a14fa7b6828432fdabdb8b4af68ade9403ce49
https://github.com/cosmos/cosmos-sdk/commit/f2e6295b662fdb27ea33da1296c29588ccdaab42
描述：
Description
Name: ISA-2025-005: Integer Overflow in Cosmos SDK
Component: CosmosSDK
Criticality: High (Considerable Impact; Likely Likelihood per ACMv1.2)
Affected versions: <= v0.50.13, <= 0.53.2
Affected users: Validators, Full nodes, Users on chains that utilize the distribution module
Cosmos SDK chains in unpatched releases that use the x/distribution module are affected.
Description
An issue was discovered in the distribution module where a malicious deposit into the Validator Rewards pool would result in an integer overflow that would cause a chain halt. A malicious validator can interact with the distribution module to introduce this state.
Patches
Has the problem been patched? What versions should users upgrade to?
The new Cosmos SDK release v0.50.14 and v0.53.3 fix this issue.
There are no known workarounds for this issue. It is advised that chains apply the update.
This issue was reported to the Cosmos Bug Bounty Program by myte1111111 on HackerOne on April 15, 2025. If you believe you have found a bug in the Interchain Stack or would like to contribute to the program by reporting a bug, please see https://hackerone.com/cosmos.
If you have questions about Interchain security efforts, please reach out to our official communication channel at security@interchain.io. For more information about the Interchain Foundation’s engagement with Amulet, and to sign up for security notification emails, please see https://github.com/interchainio/security.