CVE-2021-1942

Improper handling of permissions of a shared memory region can lead to memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity…

Critical · published April 1, 2022

CVSS v3.1
9.3
EPSS
0%
Percentile
4.2
In the wild
Unconfirmed
What it is

🔥 A mismanaged shared memory region in Snapdragon devices can lead to memory corruption, putting countless systems at risk! Think of this like a community library where any visitor can rearrange the books without permission, potentially leading to chaos and misinformation among patrons! 📚 An attacker could exploit this vulnerability to corrupt memory, leading to unpredictable device behavior or even crashes. In critical applications, this could threaten the safety and integrity of essential operations across various Snapdragon-powered devices!

Put simply

Think of this like a community library where any visitor can rearrange the books without permission, potentially leading to chaos and misinformation among patrons! 📚 This vulnerability arises from improper permission handling in a shared memory region, allowing unauthorized access that can result in memory corruption on affected Snapdragon platforms.

What to do

An attacker could exploit this vulnerability to corrupt memory, leading to unpredictable device behavior or even crashes. In critical applications, this could threaten the safety and integrity of essential operations across various Snapdragon-powered devices! To mitigate this risk, manufacturers should ensure that all Snapdragon devices are updated to the latest firmware that addresses this issue. Conduct thorough audits of memory management permissions in your applications to enhance security. You've got this! Stay proactive, and your devices will be safer in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.3 · CRITICAL
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00154 · 4.2th percentile
Published
2022-04-01T04:40Z
EPSS history
Timeline
  • 01 APR 04:40Z
    Improper handling of permissions of a shared memory region can lead to memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity…
    cvelistv5