GSD-2023-1001181 libbpf: Fix null-pointer dereference in find_prog_by_sec_insn()
A null-pointer dereference in libbpf allows local attackers to cause a denial of service in the Linux kernel.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1001181?
GSD-2023-1001181 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
libbpf: Fix null-pointer dereference in find_prog_by_sec_insn()
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 v5.15.86 by commit 67061355776e9f95bf28097cc8a32bde428a6d80, it was introduced in version v5.10 by commit db2b8b06423c7eb4abcb4310b7234f00b30d7730. For more details please see the references link.
Which versions are affected by GSD-2023-1001181?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001181?
No fix has been published for GSD-2023-1001181 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001181 being exploited?
There is no known exploitation of GSD-2023-1001181 in the wild and no public exploit code.