CVEs-PoC/2021/CVE-2021-4204.md

CVE-2021-4204

Description

An out-of-bounds (OOB) memory access flaw was found in the Linux kernel's eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or leak internal information.

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/Metarget/metarget
• https://github.com/Mr-xn/Penetration_Testing_POC
• https://github.com/NaInSec/CVE-PoC-in-GitHub
• https://github.com/SYRTI/POC_to_review
• https://github.com/WhooAmii/POC_to_review
• https://github.com/XinLiu2025/openkylinsat
• https://github.com/k0mi-tg/CVE-POC
• https://github.com/kdn111/linux-kernel-exploitation
• https://github.com/khanhdn111/linux-kernel-exploitation
• https://github.com/khanhdz-06/linux-kernel-exploitation
• https://github.com/khanhdz191/linux-kernel-exploitation
• https://github.com/khanhhdz/linux-kernel-exploitation
• https://github.com/khanhhdz06/linux-kernel-exploitation
• https://github.com/khanhnd123/linux-kernel-exploitation
• https://github.com/khnhdz/linux-kernel-exploitation
• https://github.com/knd06/linux-kernel-exploitation
• https://github.com/lions2012/Penetration_Testing_POC
• https://github.com/manas3c/CVE-POC
• https://github.com/ndk06/linux-kernel-exploitation
• https://github.com/ndk191/linux-kernel-exploitation
• https://github.com/nomi-sec/PoC-in-GitHub
• https://github.com/ssr-111/linux-kernel-exploitation
• https://github.com/tr3ee/CVE-2021-4204
• https://github.com/trhacknon/Pocingit
• https://github.com/whoforget/CVE-POC
• https://github.com/wkhnh06/linux-kernel-exploitation
• https://github.com/xairy/linux-kernel-exploitation
• https://github.com/xuetusummer/Penetration_Testing_POC
• https://github.com/youwizard/CVE-POC
• https://github.com/zecool/cve