Berkeley BOOM 1.2 MRET SmallBoomTile_v1.2_state.v code injection

Summaryinfo

A vulnerability categorized as critical has been discovered in Berkeley BOOM 1.2. This impacts an unknown function of the file Benchmarks/Verilog/SmallBoomTile_v1.2_state.v of the component MRET Handler. The manipulation results in code injection. This vulnerability is reported as CVE-2026-71694. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Berkeley BOOM 1.2. It has been classified as critical. Affected is an unknown functionality of the file Benchmarks/Verilog/SmallBoomTile_v1.2_state.v of the component MRET Handler. The manipulation with an unknown input leads to a code injection vulnerability. CWE is classifying the issue as CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue in Berkeley Out-of-Order Machine (BOOM) / BoomTile RTL benchmark v1.2 2d08d0d8b4563212175212f9db0e69f6e68c9619 allows a remote attacker to execute arbitrary code via the CSR trap-return state restoration logic, MRET handling logic, mstatus.MPRV update path, CSRFile logic in ProcessorFuzz BOOM benchmark Benchmarks/Verilog/SmallBoomTile_v1.2_state.v

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-71694 since 08/07/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/19/2026). The MITRE ATT&CK project declares the attack technique as T1059.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Berkeley

Name

• BOOM

Version

• 1.2

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CPE 2.2info

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