GSD-2023-1000450 RISC-V: kexec: Fix memory leak of elf header buffer
A memory leak in the RISC-V kexec implementation allows local attackers to cause resource exhaustion and potential denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1000450?
GSD-2023-1000450 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
RISC-V: kexec: Fix memory leak of elf header buffer
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 v6.0.18 by commit 090bfcfc9f14d05154893c67eeaecc56e894fbae, it was introduced in version v5.19 by commit 8acea455fafaf2620b247de6c00774828b618a82. For more details please see the references link.
Which versions are affected by GSD-2023-1000450?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000450?
No fix has been published for GSD-2023-1000450 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-2023-1000450 being exploited?
There is no known exploitation of GSD-2023-1000450 in the wild and no public exploit code.