CVE-2026-0995 Race condition in C1 Pro
A race condition in Arm C1-Pro processors may allow attackers to read or modify memory due to incomplete SME memory access synchronization.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-0995?
CVE-2026-0995 is a low-severity vulnerability in Arm C1 Pro, published on 2 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memory accesses related to SME.
Weakness: CWE-362
Which versions are affected by CVE-2026-0995?
It affects 1 product.
Products include Arm C1-Pro Firmware.
How do I fix CVE-2026-0995?
Upgrade to a fixed version.
Is CVE-2026-0995 being exploited?
There is no known exploitation of CVE-2026-0995 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-0995, GHSA-56p3-hm9h-q26v.