CVE-2023-0494 is a dangling pointer vulnerability in X.Org's DeepCopyPointerClasses, exploitable via ProcXkbSetDeviceInfo() and ProcXkbGetDeviceInfo(). This flaw affects products like fedoraproject, redhat, and x.org. With a CVSS score of 7.8 (HIGH), it allows for local privilege elevation on privileged X servers and remote code execution during SSH X forwarding sessions, requiring local access and low privileges. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 21.1.7CPE matchmatch criteria | cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:* | ||
36CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | ||
37CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | ||
8.1CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux:8.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.