CVE-2023-21058

In lcsm_SendRrAcquiAssist of lcsm_bcm_assist.c, there is a possible out of bounds write due to a missing bounds check

published March 24, 2023

CVSS
โ€”
EPSS
0%
Percentile
41.2
In the wild
Unconfirmed
What it is

๐Ÿšจ An out of bounds write in the Android kernel could let attackers run wild without any extra permissions needed! ๐Ÿ”ฅ Think of it like a restaurant where anyone can walk into the kitchen and dish out whatever they please without a chef's approval โ€” that's how this vulnerability operates! This vulnerability could allow an attacker to execute arbitrary code on affected devices, essentially taking control of the Android system. The consequences could range from data theft to complete system compromise, without the need for user interaction. That's a recipe for chaos!

Put simply

Think of it like a restaurant where anyone can walk into the kitchen and dish out whatever they please without a chef's approval โ€” that's how this vulnerability operates! The vulnerability stems from a missing bounds check in the lcsm_SendRrAcquiAssist function, allowing the potential for out of bounds writes within the Android kernel.

What to do

This vulnerability could allow an attacker to execute arbitrary code on affected devices, essentially taking control of the Android system. The consequences could range from data theft to complete system compromise, without the need for user interaction. That's a recipe for chaos! To mitigate this risk, keep your Android devices updated with the latest security patches from the manufacturer. If you're a developer, ensure you audit any custom kernel modifications and monitor for updates regarding this vulnerability. Stay vigilant! You've got this! With a quick update and a little diligence, you can keep your devices secure! ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00489 ยท 41.2th percentile
Published
2023-03-24T00:00Z
EPSS history
Timeline
  • 24 MAR 00:00Z
    In lcsm_SendRrAcquiAssist of lcsm_bcm_assist.c, there is a possible out of bounds write due to a missing bounds check
    cvelistv5