CVE-2023-42483 Race condition in n/a

Medium 6.3 Published 13 Dec 2023 Updated 28 Aug 2024

A TOCTOU race condition in Samsung Exynos processors allows attackers to cause unexpected system termination.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2023-42483?

CVE-2023-42483 is a medium-severity vulnerability in Samsung Exynos 1080 Firmware, published on 13 Dec 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A TOCTOU race condition in Samsung Mobile Processor Exynos 9820, Exynos 980, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, and Exynos 1380 can cause unexpected termination of a system.

Weakness: CWE-367

Which versions are affected by CVE-2023-42483?

It affects 7 products.

Products include Samsung Exynos 1080 Firmware, Samsung Exynos 1280 Firmware, Samsung Exynos 1380 Firmware, Samsung Exynos 2100 Firmware, Samsung Exynos 2200 Firmware, Samsung Exynos 980 Firmware and 1 more.

How do I fix CVE-2023-42483?

No fix has been published for CVE-2023-42483 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-42483 being exploited?

There is no known exploitation of CVE-2023-42483 in the wild and no public exploit code.

All Samsung Exynos 1080 Firmware vulnerabilities

Sources

Also known as GHSA-4x27-7f5c-rg8p.