VULNERABILITY INTELLIGENCE
CVE-2021-33655
CVSS score6.7 MEDIUM
EPSS probability0.32%
CISA KEVNot currently listed
Published2022-07-18
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Description
When sending malicous data to kernel by ioctl cmd FBIOPUT_VSCREENINFO,kernel will write memory out of bounds.
Weakness classification
- securities@openeuler.org: CWE-787
- nvd@nist.gov: CWE-787
Primary references
- securities@openeuler.org — Mailing List, Patch, Third Party Advisory
- securities@openeuler.org — Mailing List, Patch, Vendor Advisory
- securities@openeuler.org — Mailing List, Third Party Advisory
- securities@openeuler.org — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e