GSD-2021-1002022 media: firewire: firedtv-avc: fix a buffer overflow in avc_ca_pmt()
A buffer overflow in the Linux kernel's firedtv-avc driver could allow local attackers to execute arbitrary code or escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Local or same network only
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1002022?
GSD-2021-1002022 is a memory corruption vulnerability in Kernel, published on 14 Nov 2021. It can only be exploited from the same machine or local network.
Official description
media: firewire: firedtv-avc: fix a buffer overflow in avc_ca_pmt()
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 v5.4.158 by commit 2461f38384d50dd966e1db44fe165b1896f5df5a. For more details please see the references link.
Which versions are affected by GSD-2021-1002022?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002022?
No fix has been published for GSD-2021-1002022 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-2021-1002022 being exploited?
There is no known exploitation of GSD-2021-1002022 in the wild and no public exploit code.