GSD-2023-1001897 riscv/kprobe: Fix instruction simulation of JALR
A bug in RISC-V kprobe instruction simulation can cause kernel instability or crashes, requiring local privileged access to exploit.
- 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-2023-1001897?
GSD-2023-1001897 is a vulnerability in Kernel, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
riscv/kprobe: Fix instruction simulation of JALR
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 v6.1.9 by commit f4c8fc775fcbc9e9047b22671c55ca18f9a127d4, it was introduced in version v5.12 by commit c22b0bcb1dd024cb9caad9230e3a387d8b061df5. For more details please see the references link.
Which versions are affected by GSD-2023-1001897?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001897?
No fix has been published for GSD-2023-1001897 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001897 being exploited?
There is no known exploitation of GSD-2023-1001897 in the wild and no public exploit code.