Out-of-bounds Read in Google Android

CVE-2018-5855

While padding or shrinking a nested wmi packet in all Android releases from CAF using the Linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-07-05, a buffer over-read can potentially occur.

Vulnerability class: Buffer Overflow

EPSS: 0.011 (62.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-5855?
CVE-2018-5855 is a critical-severity vulnerability in Google Android, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2018-07-06.
How severe is CVE-2018-5855?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-5855 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.