GSD-2021-1001397 atm: nicstar: Fix possible use-after-free in nicstar_cleanup()
A use-after-free vulnerability in the Linux kernel's nicstar ATM driver cleanup function could allow attackers to execute code or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1001397?
GSD-2021-1001397 is an use after free vulnerability in Kernel, published on 3 Aug 2021.
Official description
atm: nicstar: Fix possible use-after-free in nicstar_cleanup()
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 v4.19.198 by commit a7a7b2848312cc4c3a42b6e42a8ab2e441857aba. For more details please see the references link.
Which versions are affected by GSD-2021-1001397?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001397?
No fix has been published for GSD-2021-1001397 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2021-1001397 being exploited?
There is no known exploitation of GSD-2021-1001397 in the wild and no public exploit code.