CVE-2021-33639
HIGHCVSS 7.5/10EPSS 0.49%
Last modified
CVE-2021-33639 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. REMAP cmd of SVM driver can be used to remap read only memory as read-write, then cause read only memory/file modified.. EPSS estimates a 0.49% chance of exploitation in the next 30 days.
Description
REMAP cmd of SVM driver can be used to remap read only memory as read-write, then cause read only memory/file modified.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Openatom | Openeuler Kernel | <= 4.19.90-2211.4.0.0177 |
| Openatom | Openeuler Kernel | >= 5.0, <= 5.10.0-60.67.0.92 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-33639?
REMAP cmd of SVM driver can be used to remap read only memory as read-write, then cause read only memory/file modified.
How severe is CVE-2021-33639?
CVE-2021-33639 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.
How do I fix CVE-2021-33639?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-33639?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST