GSD-2022-1001527 mips: cdmm: Fix refcount leak in mips_cdmm_phys_base
A refcount leak in the MIPS CDMM driver can lead to resource exhaustion and denial of service, requiring a kernel patch.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1001527?
GSD-2022-1001527 is a memory corruption vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
mips: cdmm: Fix refcount leak in mips_cdmm_phys_base
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 v5.16.19 by commit 4680c2ac9aabda82acd23ebbd1f900fb6a889cd3, it was introduced in version v5.9 by commit 2121aa3e2312ccc1d6299154dc4f07a6ab8beee2. For more details please see the references link.
Which versions are affected by GSD-2022-1001527?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001527?
No fix has been published for GSD-2022-1001527 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-2022-1001527 being exploited?
There is no known exploitation of GSD-2022-1001527 in the wild and no public exploit code.