GSD-2021-1001193 sunrpc: Avoid a KASAN slab-out-of-bounds bug in xdr_set_page_base()
A slab-out-of-bounds bug in the Linux Kernel sunrpc module can lead to memory corruption and potential denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1001193?
GSD-2021-1001193 is a memory corruption vulnerability in Kernel, published on 3 Aug 2021.
Official description
sunrpc: Avoid a KASAN slab-out-of-bounds bug in xdr_set_page_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 v5.13.4 by commit a02357d7532b88e97329bd7786c7e72601109704, it was introduced in version v5.11 by commit 8d86e373b0ef52d091ced9583ffbb33ad2771576. For more details please see the references link.
Which versions are affected by GSD-2021-1001193?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001193?
No fix has been published for GSD-2021-1001193 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-2021-1001193 being exploited?
There is no known exploitation of GSD-2021-1001193 in the wild and no public exploit code.