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7.8
CVSSv3

CVE-2021-42008

Published: 05/10/2021 Updated: 12/05/2023
CVSS v2 Base Score: 6.9 | Impact Score: 10 | Exploitability Score: 3.4
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 615
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
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Vulnerability Summary

The decode_data function in drivers/net/hamradio/6pack.c in the Linux kernel prior to 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.

Vulnerability Trend

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linux linux kernel

netapp h300s_firmware -

netapp h500s_firmware -

netapp h700s_firmware -

netapp h300e_firmware -

netapp h500e_firmware -

netapp h700e_firmware -

netapp h410s_firmware -

netapp h410c_firmware -

netapp solidfire_baseboard_management_controller_firmware -

debian debian linux 9.0

Vendor Advisories

Ubuntu Security Notice: USN-5343-1: Linux kernel vulnerabilities
Several security issues were fixed in the Linux kernel ...
Ubuntu Security Notice: USN-5299-1: Linux kernel vulnerabilities
Several security issues were fixed in the Linux kernel ...

Github Repositories

https://github.com/numanturle/CVE-2021-42008

Exploiting A 16-Year-Old Vulnerability In The Linux 6pack Driver

CVE-2021-42008 Exploiting A 16-Year-Old Vulnerability In The Linux 6pack Driver Reference syst3mfailureio/sixpack-slab-out-of-bounds

https://github.com/0xdevil/CVE-2021-42008

CVE-2021-42008: Exploiting A 16-Year-Old Vulnerability In The Linux 6pack Driver

CVE-2021-42008 CVE-2021-42008: Exploiting A 16-Year-Old Vulnerability In The Linux 6pack Driver Vulnera

https://github.com/BachoSeven/stellestelline

Awesome Stars A curated list of my GitHub stars! Generated by starred Contents AGS Script ASL ActionScript Adblock Filter List Agda Assembly AutoHotkey AutoIt Awk Batchfile C C# C++ CSS CoffeeScript Common Lisp Crystal D DIGITAL Command Language Dart Dockerfile Emacs Lisp F# GAP GDScript GLSL Go Groovy HLSL HTML Haskell HolyC Java JavaScript Julia Jupyter Notebook Just Kak

References

CWE-787https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=19d1532a187669ce86d5a2696eb7275310070793https://www.youtube.com/watch?v=d5f9xLK8Vhwhttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.13https://security.netapp.com/advisory/ntap-20211104-0002/https://lists.debian.org/debian-lts-announce/2021/12/msg00012.htmlhttps://nvd.nist.govhttps://ubuntu.com/security/notices/USN-5343-1
CVSSv3
CVSSv2
CVSSv3
VMScore
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