GSD-2023-1000954 tpm: acpi: Call acpi_put_table() to fix memory leak
A memory leak in the Linux Kernel TPM ACPI driver can lead to resource exhaustion and denial of service.
- 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-2023-1000954?
GSD-2023-1000954 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
tpm: acpi: Call acpi_put_table() to fix memory leak
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 v5.15.87 by commit 638cd298dfebce46919cbd6cf1884701215f506d, it was introduced in version v4.18 by commit 0bfb23746052168620c5b52f49d8a47c3bb022fa. For more details please see the references link.
Which versions are affected by GSD-2023-1000954?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000954?
No fix has been published for GSD-2023-1000954 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-2023-1000954 being exploited?
There is no known exploitation of GSD-2023-1000954 in the wild and no public exploit code.