CVE•Published 2022-06-30•Modified 2026-05-12•1 article on news•6 live references•NVD data
CVE-2022-34835Denx · U-boot
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
62
Exploit Prediction Scoring System · top 38% of all CVEs
Weaknesses (CWE)
Description
In Das U-Boot through 2022.07-rc5, an integer signedness error and resultant stack-based buffer overflow in the "i2c md" command enables the corruption of the return address pointer of the do_i2c_md function.
Timeline
Published 2022-06-30
Modified 2026-05-12
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2022-34835Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Denx U-boot"All exposed Denx U-boot instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"U-boot"HTTP body or banner mentions "U-boot" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2022-34835Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2022-34835Censys host search filtered to this CVE id.
grep.app
CVE-2022-34835Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2022-34835GitHub code search for direct mentions.
Google dork
"CVE-2022-34835" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.