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CVE-2025-8774: A vulnerability has been found in riscv-boom SonicBOOM up to 2.2.3 and classified as problematic

10
Routine
LOW 2.5UPGRADE

CVE-2025-8774 is a low-severity flaw (CVSS 2.5) affecting risvc-boom. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been found in riscv-boom SonicBOOM up to 2.2.3 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component L1 Data Cache Handler. The manipulation leads to observable timing discrepancy. Local access is required to approach this attack. The complexity of an attack is rather high. The exploitation appears to be difficult. The vendor was contacted early about this disclosure but did

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score2.5 (Low)
Attack vectorLocal
Attack complexityHigh
Privileges neededLow
User interactionNone
EPSS exploit chance0.2% (top 94%)
CISA exploited listNo
WeaknessCWE-203, CWE-208
Published2025-08-09
Last modified2026-06-17
Publisher (CNA): VulDB · Vendor: boom-core

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

boom-core risvc-boom UPGRADE
Affected: <= 2.2.3
Fixed in: newer than 2.2.3
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy risvc-boom || rpm -q risvc-boom || risvc-boom --version
2. UPGRADE to newer than 2.2.3 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade risvc-boom
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade risvc-boom
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-8774?

risvc-boom: upgrade to newer than 2.2.3. Exact commands for each OS are on this page.

Is CVE-2025-8774 being exploited?

CVE-2025-8774 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-8774 affect?

CVE-2025-8774 affects risvc-boom. Severity is low (CVSS 2.5). A vulnerability has been found in riscv-boom SonicBOOM up to 2.2.3 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component L1 Data Cache Handler. The manipulation leads to observable timing

How urgent is CVE-2025-8774?

Priority 10/100. No elevated risk signals yet.

References

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