CVE-2021-33655 Detail
Current Description
When sending malicous data to kernel by ioctl cmd FBIOPUT_VSCREENINFO,kernel will write memory out of bounds.
Analysis Description
When sending malicous data to kernel by ioctl cmd FBIOPUT_VSCREENINFO,kernel will write memory out of bounds.
Severity
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to [email protected].
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | NIST openEuler |
Change History
2 change records found show changes
Initial Analysis 7/22/2022 10:18:24 PM
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Added | CPE Configuration |
OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.18 up to (excluding) 5.19
*cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*
|
|
| Added | CVSS V3.1 |
NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
|
| Added | CWE |
NIST CWE-787 |
|
| Changed | Reference Type |
http://www.openwall.com/lists/oss-security/2022/07/19/2 No Types Assigned |
http://www.openwall.com/lists/oss-security/2022/07/19/2 Mailing List, Patch, Third Party Advisory |
| Changed | Reference Type |
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=086ff84617185393a0bbf25830c4f36412a7d3f4 No Types Assigned |
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=086ff84617185393a0bbf25830c4f36412a7d3f4 Mailing List, Patch, Vendor Advisory |
CVE Modified by openEuler 7/19/2022 11:15:08 AM
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Added | Reference |
http://www.openwall.com/lists/oss-security/2022/07/19/2 [No Types Assigned] |
Quick Info
CVE Dictionary Entry:
CVE-2021-33655
NVD Published Date:
07/18/2022
NVD Last Modified:
07/22/2022
Source:
openEuler