GSD-2022-1000856 spi: spi-zynq-qspi: Fix a NULL pointer dereference in zynq_qspi_exec_mem_op()
A NULL pointer dereference in the Zynq QSPI driver can cause a kernel crash, leading to denial of service for local attackers.
- 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-2022-1000856?
GSD-2022-1000856 is a vulnerability in Kernel, published on 18 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
spi: spi-zynq-qspi: Fix a NULL pointer dereference in zynq_qspi_exec_mem_op()
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 v5.10.103 by commit 2efece1368aeee2d2552c7ec36aeb676c4d4c95f, it was introduced in version v5.2 by commit 67dca5e580f1e93a66177389981541cac208c817. For more details please see the references link.
Which versions are affected by GSD-2022-1000856?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000856?
No fix has been published for GSD-2022-1000856 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000856 being exploited?
There is no known exploitation of GSD-2022-1000856 in the wild and no public exploit code.