Vulnerability in Linux Kernel
CVE-2022-27223
In drivers/usb/gadget/udc/udc-xilinx.c in the Linux kernel before 5.16.12, the endpoint index is not validated and might be manipulated by the host for out-of-array access.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.022 (81.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.001
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/7f14c7227f342d9932f9b918893c8814f86d2a0d (Patch, Third Party Advisory)
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.12 (Mailing List, Release Notes, Vendor Advisory)
- security.netapp.com/advisory/ntap-20220419-0001/ (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/07/msg00000.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-27223?
- CVE-2022-27223 is a high-severity vulnerability in Linux Kernel, classified under Improper Validation of Array Index. CVSS score: 8.8/10. Published 2022-03-16.
- How severe is CVE-2022-27223?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-27223 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.