The sunxi-debug driver in Allwinner 3.4 legacy kernel for H3, A83T and H8 devices allows local users to gain root privileges by sending "rootmydevice" to /proc/sunxi_debug/sunxi_debug.
CVE-2016-10225
Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.8; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.8
- EG Score
- 7.8(medium)
- EPSS
- 89.2%
- KEV
- Not listed
Published
March 27, 2017
Last Modified
May 13, 2026
References (12)
- cve@mitrehttp://www.openwall.com/lists/oss-security/2016/10/05/16
- cve@mitrehttp://www.openwall.com/lists/oss-security/2017/02/15/9
- cve@mitrehttp://www.securityfocus.com/bid/93442
- cve@mitrehttps://forum.armbian.com/index.php?/topic/1108-security-alert-for-allwinner-sun8i-h3a83th8/
- cve@mitrehttps://irclog.whitequark.org/linux-sunxi/2016-04-29#16314390
- cve@mitrehttps://www.rapid7.com/db/modules/exploit/multi/local/allwinner_backdoor
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/10/05/16
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2017/02/15/9
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/93442
- af854a3a-2127-422b-91ae-364da2661108https://forum.armbian.com/index.php?/topic/1108-security-alert-for-allwinner-sun8i-h3a83th8/
- af854a3a-2127-422b-91ae-364da2661108https://irclog.whitequark.org/linux-sunxi/2016-04-29#16314390
- af854a3a-2127-422b-91ae-364da2661108https://www.rapid7.com/db/modules/exploit/multi/local/allwinner_backdoor
Data Freshness Timeline
(refreshed 9× in last 7d / 42× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 13:42 UTCEPSS rescore
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- 2026-05-22 14:59 UTCEG score recompute
- 2026-05-22 14:59 UTCGHSA enrichment
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Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Metasploitexploit/multi/local/allwinner_backdoor✓ verifiedFirst seen Apr 30, 2016
Allwinner 3.4 Legacy Kernel Local Privilege Escalation
Open source ↗
Frequently asked(5)
What is CVE-2016-10225?
When was CVE-2016-10225 disclosed?
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What is the CVSS score of CVE-2016-10225?
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Dependency Blast Radius
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