CVE-2022-20454

mediumCVSS 6.7covered by 1 sourcefirst seen 2026-08-06

CSIRTS triage

What: fdt.c fdt_next_tag() function contains an integer overflow leading to out-of-bounds write.
Who is affected: Android devices running affected versions are at risk for privilege escalation.
Urgency: Medium severity (CVSS 6.7) with local execution privilege required but system-level impact.
Action: Apply the Android security patch addressing the integer overflow in fdt_next_tag().

AI-assisted analysis generated from the source advisory — verify against the original.

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Low exploitation risk0.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.

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