### [CVE-2021-42008](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42008)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

The decode_data function in drivers/net/hamradio/6pack.c in the Linux kernel before 5.13.13 has a slab out-of-bounds write. Input from a process that has the CAP_NET_ADMIN capability can lead to root access.

### POC

#### Reference
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.13
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=19d1532a187669ce86d5a2696eb7275310070793

#### Github
- https://github.com/0xdevil/CVE-2021-42008
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Al1ex/LinuxEelvation
- https://github.com/BachoSeven/stellestelline
- https://github.com/HaxorSecInfec/autoroot.sh
- https://github.com/JlSakuya/Linux-Privilege-Escalation-Exploits
- 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/a-roshbaik/Linux-Privilege-Escalation-Exploits
- https://github.com/bcoles/kasld
- https://github.com/bsauce/kernel-exploit-factory
- https://github.com/bsauce/kernel-security-learning
- https://github.com/hardenedvault/ved
- 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/knd06/linux-kernel-exploitation
- 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/numanturle/CVE-2021-42008
- https://github.com/soosmile/POC
- https://github.com/ssr-111/linux-kernel-exploitation
- https://github.com/trhacknon/Pocingit
- https://github.com/wkhnh06/linux-kernel-exploitation
- https://github.com/xairy/linux-kernel-exploitation
- https://github.com/zecool/cve