GSD-2023-1002132 netfilter: nft_payload: incorrect arithmetics when fetching VLAN header bits
Incorrect arithmetic in Linux kernel netfilter VLAN header fetching may cause denial of service or unexpected behavior.
- 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-2023-1002132?
GSD-2023-1002132 is a vulnerability in Kernel, published on 13 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
netfilter: nft_payload: incorrect arithmetics when fetching VLAN header bits
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 v5.15.89 by commit a8acfe2c6fb99f9375a9325807a179cd8c32e6e3, it was introduced in version v5.5 by commit f6ae9f120dada00abfb47313364c35118469455f. For more details please see the references link.
Which versions are affected by GSD-2023-1002132?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002132?
No fix has been published for GSD-2023-1002132 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1002132 being exploited?
There is no known exploitation of GSD-2023-1002132 in the wild and no public exploit code.