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GHSA-2gw2-qgjg-xh6p
No affected components available
Impact
Ledger crash. A user is able to initialize a post-genesis validator with a negative commission rate using the --force flag. If this validator gets into the consensus set, then when computing PoS inflation inside fn update_rewards_products_and_mint_inflation, an instance of mul_floor will cause the return of an Err, which causes finalize_block to error.
Patches
This issue has been patched in apps version 1.1.0. The PoS validity predicate now enforces that the commission rate is not negative and any transaction that fails the check will be rejected, both for newly initialized validators and for commission rate change of an existing validator.
Workarounds
There are no workarounds and users are advised to upgrade.
Measures severity based on intrinsic characteristics of the vulnerability, independent of environment.
No exploitation activity has been observed at this time. Continue routine monitoring.
Probability that this vulnerability will be exploited in the wild within the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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