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Fencer Intel
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GHSA-56j4-446m-qrf6 json

Babylon vulnerable to chain half when transaction has fees different than `ubbn`

published last yr. modified 8mo ago also GO-2025-3791

cvss
—
not scored
cisa kev
Not listed
not in CISA's catalog
epss
—
no score, EPSS covers CVEs only
public exploits
0
none known

Summary

### Summary

Sending transactions with fees different than native Babylon genesis denom (`ubbn`) leads to chain halt.

### Impact

Denial of Service - Due to panic in the `x/distribution` module `BeginBlocker` triggered by a error when sending fees from `feeCollector` to `x/distribution` module - https://github.com/cosmos/cosmos-sdk/blob/main/x/distribution/keeper/allocation.go#L28 Babylon Genesis will halt

Patch / fix

  • go github.com/babylonlabs-io/babylon/v2 2.2.0

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Affected packages

ecosystem package affected fixed in
go github.com/babylonlabs-io/babylon/v2
<2.2.0
2.2.0
go github.com/babylonlabs-io/babylon
<=1.1.0
all versions
no fix listed

Classification

Weakness
  • CWE-755 Improper Handling of Exceptional Conditions

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.