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CVE-2021-42008

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/gglessner/Rocky

- 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/khnhdz/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/peng-hui/wip

- https://github.com/soosmile/POC

- https://github.com/ssr-111/linux-kernel-exploitation

- https://github.com/trhacknon/Pocingit

- https://github.com/vlain1337/auto-lpe

- https://github.com/wkhnh06/linux-kernel-exploitation

- https://github.com/xairy/linux-kernel-exploitation

- https://github.com/zecool/cve