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CVE-2021-27427

🗓️ 09 Jan 2026 08:53:58Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 6 Views

RIOT OS version 2020.01.1 vulnerable to integer wrap-around in calloc function, risking security breaches.

Related
Refs
ReporterTitlePublishedViews
Family
BDU FSTEC
The vulnerability in the implementation of the calloc function in the kernel of the operating system for RIOT network devices allows a hacker to execute arbitrary code.
10 Nov 202100:00
bdu_fstec
Circl
CVE-2021-27427
4 May 202200:34
circl
CNNVD
RIOT RIOT-OS 输入验证错误漏洞
29 Apr 202100:00
cnnvd
CVE
CVE-2021-27427
3 May 202220:16
cve
Cvelist
CVE-2021-27427 RIOT OS Integer Overflow or Wraparound
3 May 202220:16
cvelist
EUVD
EUVD-2021-14181
7 Oct 202500:30
euvd
ICS
Multiple RTOS (Update E)
29 Apr 202100:00
ics
NVD
CVE-2021-27427
3 May 202221:15
nvd
OSV
CVE-2021-27427
3 May 202221:15
osv
Prion
Integer overflow
3 May 202221:15
prion
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09 Jan 2026 08:53Current
7.6High risk
Vulners AI Score7.6
CVSS 27.5
CVSS 3.17.3 - 9.8
EPSS0.01529
SSVC
6