CVE-2022-22071KEV · OVERDUE

Qualcomm Multiple Chipsets Use-After-Free Vulnerability

High · published June 14, 2022

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.4. It is confirmed in active exploitation. It sits in the 34.2th percentile for exploit probability.

1032
days past CISA
deadline
CVSS v3.1
8.4
EPSS
0%
Percentile
34.2
In the wild
Confirmed
What it is

🚨 A sneaky 'use after free' vulnerability in Snapdragon could let attackers tap into freed memory, risking everything from crashes to data leaks! ⚡ Think of it like a restaurant where a chef accidentally serves leftovers from a table that has already paid the bill. If an unsuspecting diner gets that plate, they might find something quite troubling on their dish! An attacker exploiting this flaw could manipulate freed memory during process initialization, potentially leading to system crashes or the exposure of sensitive data. The consequences are not just a hiccup; they could result in a complete system compromise!

Put simply

Think of it like a restaurant where a chef accidentally serves leftovers from a table that has already paid the bill. If an unsuspecting diner gets that plate, they might find something quite troubling on their dish! This vulnerability arises when memory is freed using an IOCTL munmap call while the process is still initializing, creating an opportunity for an attacker to access and manipulate that memory space.

What to do

An attacker exploiting this flaw could manipulate freed memory during process initialization, potentially leading to system crashes or the exposure of sensitive data. The consequences are not just a hiccup; they could result in a complete system compromise! Update your Snapdragon devices as soon as possible to the latest firmware that addresses CVE-2022-22071. Ensure your systems have proper memory management checks in place to prevent similar vulnerabilities. Don't wait—act now! You've got this! By taking these steps, you're on your way to securing your system like a pro. 🛡️

The record
Technical detail
CVSS v3.1
8.4 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00411 · 34.2th percentile
Published
2022-06-14T09:51Z
KEV added
2023-12-05 · due 2023-12-26
EPSS history
Timeline
  • 05 DEC 00:00Z
    Added to CISA KEV — remediate by Dec 26
    kev
  • 14 JUN 09:51Z
    Possible use after free when process shell memory is freed using IOCTL munmap call and process initialization is in progress in Snapdragon Auto, Snapdragon…
    cvelistv5