Vulnerability in Pengutronix Rauc
CVE-2026-34155
RAUC controls the update process on embedded Linux systems. Prior to version 1.15.2, RAUC bundles using the 'plain' format exceeding a payload size of 2 GiB cause an integer overflow which results in a signature which covers only the first…
EPSS: 0.001 (3.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Pengutronix Rauc
- Rauc — versions < 1.15.2
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-34155?
- CVE-2026-34155 is a medium-severity vulnerability in Pengutronix Rauc, classified under CWE-196. CVSS score: 5.3/10. Published 2026-03-31.
- How severe is CVE-2026-34155?
- Medium severity. CVSS v3 base score is 5.3 out of 10.