CVE-2024-47809 is a null pointer dereference vulnerability in the Linux kernel's Distributed Lock Manager (DLM) component. Specifically, it affects the lkb_resource field, which could be unassigned when certain functions are called, leading to a potential system crash. The vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low attack complexity, requiring low privileges, and resulting in high availability impact (system crash) without affecting confidentiality or integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 6.6.66CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 6.7, < 6.12.5CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Linux kernel (Azure CVM) vulnerabilities
Jul 24, 2026Linux kernel vulnerabilities
Jul 24, 2026Linux kernel (NVIDIA Tegra) vulnerabilities
Jul 21, 2026Linux kernel vulnerabilities
Jul 21, 2026HP ThinPro 8.1 SP8 Security Updates
Oct 27, 2025HP ThinPro 8.1 SP8 Security Updates
Oct 27, 2025HP ThinPro 8.1 SP8 Security Updates
Oct 27, 2025dlm: fix possible lkb_resource null dereference
Jan 14, 2025kernel: dlm: fix possible lkb_resource null dereference
Jan 11, 2025