GSD-2023-1001225 perf: arm_dsu: Fix hotplug callback leak in dsu_pmu_init()
A memory leak in the Linux Kernel ARM DSU PMU driver can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1001225?
GSD-2023-1001225 is a memory corruption vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
perf: arm_dsu: Fix hotplug callback leak in dsu_pmu_init()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.86 by commit 9285b623bbe142c237083a5d2f1e50f2ecdeec48, it was introduced in version v4.16 by commit 7520fa99246dade7ab6dde1573a146beed632abd. For more details please see the references link.
Which versions are affected by GSD-2023-1001225?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001225?
No fix has been published for GSD-2023-1001225 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2023-1001225 being exploited?
There is no known exploitation of GSD-2023-1001225 in the wild and no public exploit code.