CVE-2021-1972

Possible buffer overflow due to improper validation of device types during P2P search in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity…

Critical · published September 8, 2021

CVSS v3.1
9.8
EPSS
1%
Percentile
56.4
In the wild
Unconfirmed
What it is

🚨 A buffer overflow bug in the Snapdragon ecosystem could send your devices tumbling into chaos! 🔥 Think of it like a crowded highway where a traffic mishap can lead to a pile-up — one mismanaged device type during a P2P search can cause a full system crash, with serious repercussions. An attacker could exploit this vulnerability to crash devices or even execute arbitrary code, potentially leading to loss of sensitive data and rendering devices inoperable. This could affect not just individual devices but also entire networks relying on Snapdragon technology, creating a domino effect of failures.

Put simply

Think of it like a crowded highway where a traffic mishap can lead to a pile-up — one mismanaged device type during a P2P search can cause a full system crash, with serious repercussions. This vulnerability arises from improper validation of device types during peer-to-peer searches in several Snapdragon components, leading to potential buffer overflow situations. This flaw allows attackers to manipulate data storage and execute malicious code.

What to do

An attacker could exploit this vulnerability to crash devices or even execute arbitrary code, potentially leading to loss of sensitive data and rendering devices inoperable. This could affect not just individual devices but also entire networks relying on Snapdragon technology, creating a domino effect of failures. To mitigate this risk, update your Snapdragon software to the latest version as soon as possible. Implement thorough validation checks in your device communication protocols, and consider enhancing your security posture with regular security audits. 🛡️ You've got this! Addressing this vulnerability will help keep your devices and networks secure from potential threats. 💪✨

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00808 · 56.4th percentile
Published
2021-09-08T11:25Z
EPSS history
Timeline
  • 08 SEP 11:25Z
    Possible buffer overflow due to improper validation of device types during P2P search in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity…
    cvelistv5