CVE-2022-48655 firmware: arm_scmi: Harden accesses to the reset domains
Out-of-bounds access in the Linux kernel SCMI reset driver allows attackers to cause memory corruption, potentially leading to system crashes or code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-48655?
CVE-2022-48655 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 28 Apr 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
firmware: arm_scmi: Harden accesses to the reset domains
Accessing reset domains descriptors by the index upon the SCMI drivers requests through the SCMI reset operations interface can potentially lead to out-of-bound violations if the SCMI driver misbehave.
Add an internal consistency check before any such domains descriptors accesses.
Which versions are affected by CVE-2022-48655?
It affects 2 products.
Products include Debian Debian Linux, Linux kernel.
How do I fix CVE-2022-48655?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-48655 being exploited?
There is no known exploitation of CVE-2022-48655 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2022-48655, GHSA-x6r5-8xcj-pv7f, UBUNTU-CVE-2022-48655.