CVE-2025-0690 is a heap-based out-of-bounds write vulnerability in the GRUB bootloader's 'read' command. This flaw occurs when processing excessively long user input, causing a 32-bit integer overflow that leads to memory corruption. With a CVSS score of 6.1 (Medium), exploitation requires physical access and high privileges, but could result in critical data corruption and potentially bypass Secure Boot. While not actively exploited and lacking public exploit code, Microsoft's AI has identified this vulnerability, indicating its potential significance.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Red Hat | Red Hat OpenShift Container Platform 4 | All Versions ImpactedCNA affecteddefault affected | |
| Red Hat | Red Hat Enterprise Linux 7 | Range not provided by sourceCNA affecteddefault unknown | |
| Red Hat | Red Hat Enterprise Linux 8 | Range not provided by sourceCNA affecteddefault unknown | |
| Red Hat | Red Hat Enterprise Linux 9 | Range not provided by sourceCNA affecteddefault affected | |
| Red Hat | Red Hat In-Vehicle Operating System 1 | All Versions ImpactedCNA affecteddefault affected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.0 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.