GSD-2021-1001087 net: ll_temac: Fix TX BD buffer overwrite
A buffer overwrite in the Linux kernel ll_temac network driver allows attackers to potentially execute code or cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1001087?
GSD-2021-1001087 is a memory corruption vulnerability in Kernel, published on 30 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
net: ll_temac: Fix TX BD buffer overwrite
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 v5.12.13 by commit b6982493ed2dee412ccae062ccf7cf50fbe5a6a8, it was introduced in version v5.6 by commit 84823ff80f7403752b59e00bb198724100dc611c. For more details please see the references link.
Which versions are affected by GSD-2021-1001087?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001087?
No fix has been published for GSD-2021-1001087 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-2021-1001087 being exploited?
There is no known exploitation of GSD-2021-1001087 in the wild and no public exploit code.