CVE-2019-20934 describes a use-after-free vulnerability in the Linux kernel before version 5.2.6, specifically affecting NUMA systems due to an error in the fair scheduler's handling of NUMA fault statistics. This issue carries a CVSS score of 5.3 (Medium), indicating a local attack vector with high attack complexity, low privileges required, and potential for high impact on availability and low impact on confidentiality. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.19, < 4.19.64CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.2, <= 5.2.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
5.3CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.3:rc1:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.