CVE-2023-21403

In RGXDestroyZSBufferKM of rgxta3d.c, there is a possible arbitrary code execution due to an uncaught exception

published December 4, 2023

CVSS
—
EPSS
0%
Percentile
34.6
In the wild
Unconfirmed
What it is

⚠️ A seemingly innocent uncaught exception could lead to a rogue in your kernel! This vulnerability in RGXDestroyZSBufferKM opens a door for local privilege escalation without needing any extra permissions. 🔥 Think of it like a fire alarm that fails to ring when smoke appears—just because there’s no immediate warning doesn’t mean there isn’t a fire brewing behind the scenes! In this case, your kernel might be left vulnerable to malicious actions while the safety measures are completely ignored. An attacker exploiting this flaw could gain unrestricted access to the kernel, granting them the ability to run arbitrary code with higher privileges. This can lead to an absolute takeover of the system, compromising sensitive data and potentially causing devastating damage to the device or network.

Put simply

Think of it like a fire alarm that fails to ring when smoke appears—just because there’s no immediate warning doesn’t mean there isn’t a fire brewing behind the scenes! In this case, your kernel might be left vulnerable to malicious actions while the safety measures are completely ignored. This vulnerability occurs in the RGXDestroyZSBufferKM function of rgxta3d.c, where an uncaught exception allows attackers to execute arbitrary code, escalating their privileges without any additional execution permissions.

What to do

An attacker exploiting this flaw could gain unrestricted access to the kernel, granting them the ability to run arbitrary code with higher privileges. This can lead to an absolute takeover of the system, compromising sensitive data and potentially causing devastating damage to the device or network. Since this vulnerability has not been reported as exploited yet, it’s a good idea to monitor for updates and apply patches from the developer as they become available. Conduct an audit of the systems that utilize this component and ensure that you have proper security measures in place to mitigate potential risks. 🛡️ You've got this! Stay vigilant, keep your systems updated, and you’ll have this secured in no time! ✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00414 · 34.6th percentile
Published
2023-12-04T22:40Z
EPSS history
Timeline
  • 04 DEC 22:40Z
    In RGXDestroyZSBufferKM of rgxta3d.c, there is a possible arbitrary code execution due to an uncaught exception
    cvelistv5