CVE-2021-30275

Possible integer overflow in page alignment interface due to lack of address and size validation before alignment in Snapdragon Auto, Snapdragon Compute…

Critical · published January 3, 2022

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

🔥 An unchecked integer overflow can leave your Snapdragon devices wide open! Think of it like a restaurant that doesn't check the size of your order — if you ask for a 10-course meal but they keep serving you 100 courses, it can cause chaos in the kitchen! Without proper address and size validation, an attacker could potentially manipulate the page alignment interface, leading to system crashes or unpredictable behavior. This could mean anything from data corruption to unauthorized access, putting sensitive information at risk.

Put simply

Think of it like a restaurant that doesn't check the size of your order — if you ask for a 10-course meal but they keep serving you 100 courses, it can cause chaos in the kitchen! The integer overflow vulnerability arises from insufficient validation in the page alignment interface across multiple Snapdragon platforms, which could allow for memory exploitation.

What to do

Without proper address and size validation, an attacker could potentially manipulate the page alignment interface, leading to system crashes or unpredictable behavior. This could mean anything from data corruption to unauthorized access, putting sensitive information at risk. To mitigate this risk, apply the latest firmware updates for your devices that address this vulnerability. Regularly audit your device security settings and ensure proper validation checks are in place for memory allocation. You've got this! Stay proactive and secure your devices — together we can make the internet a safer place! 🛡️

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
2022-01-03T07:25Z
EPSS history
Timeline
  • 03 JAN 07:25Z
    Possible integer overflow in page alignment interface due to lack of address and size validation before alignment in Snapdragon Auto, Snapdragon Compute…
    cvelistv5