CVE-2021-33639 is a high-severity vulnerability affecting the openEuler kernel's SVM driver, allowing an attacker to remap read-only memory as read-write, potentially leading to unauthorized modification of critical system files or memory. With a CVSS score of 7.5 (High), this vulnerability can be exploited remotely with low attack complexity, resulting in high integrity impact. While the EPSS score is low and it's not listed in CISA's KEV catalog, there is currently no public exploit code available, nor is there significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.19.90-2211.4.0.0177CPE matchmatch criteria | cpe:2.3:o:openatom:openeuler_kernel:*:*:*:*:*:*:*:* | ||
>= 5.0, <= 5.10.0-60.67.0.92CPE matchmatch criteria | cpe:2.3:o:openatom:openeuler_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.
Remediation records are not available for this CVE.