GSD-2022-1007942 net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg
A memory leak in the Linux Kernel WWAN driver allows local attackers to cause a denial of service by exhausting system memory.
- 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-2022-1007942?
GSD-2022-1007942 is a memory corruption vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg
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 v5.15.79 by commit 13b1ea861e8aeb701bcfbfe436b943efa2d44029, it was introduced in version v5.14 by commit 7e98d785ae6184c7580a33619dae8b651769ff08. For more details please see the references link.
Which versions are affected by GSD-2022-1007942?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007942?
No fix has been published for GSD-2022-1007942 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-2022-1007942 being exploited?
There is no known exploitation of GSD-2022-1007942 in the wild and no public exploit code.