GSD-2023-1001210 perf/x86/intel/uncore: Fix reference count leak in hswep_has_limit_sbox()
A reference count leak in the Linux kernel's Intel uncore performance monitoring driver can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1001210?
GSD-2023-1001210 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/x86/intel/uncore: Fix reference count leak in hswep_has_limit_sbox()
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 3485f197518061371568f842405159aa9e4df551, it was introduced in version v5.12 by commit 9d480158ee86ad606d3a8baaf81e6b71acbfd7d5. For more details please see the references link.
Which versions are affected by GSD-2023-1001210?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001210?
No fix has been published for GSD-2023-1001210 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-2023-1001210 being exploited?
There is no known exploitation of GSD-2023-1001210 in the wild and no public exploit code.