GSD-2021-1001008 mm/slub: actually fix freelist pointer vs redzoning
A memory corruption issue in the Linux kernel SLUB allocator involving freelist pointers and redzoning requires patching to ensure stability.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1001008?
GSD-2021-1001008 is a memory corruption vulnerability in Kernel, published on 30 Jun 2021.
Official description
mm/slub: actually fix freelist pointer vs redzoning
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 v5.10.46 by commit f6ed2357541612a13a5841b3af4dc32ed984a25f. For more details please see the references link.
Which versions are affected by GSD-2021-1001008?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001008?
No fix has been published for GSD-2021-1001008 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-2021-1001008 being exploited?
There is no known exploitation of GSD-2021-1001008 in the wild and no public exploit code.