Use After Free in Google Chrome

CVE-2016-5216

A use after free in PDFium in Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android allowed a remote attacker to perform an out of bounds memory read via a crafted PDF file.

Vulnerability class: Use-After-Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.008 (54.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2016-5216: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

  • Google Chrome
  • Google Chrome Prior To 55.0.2883.75 For Mac, Windows And Linux, 55.0.2883.84 Android — versions Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-5216?
CVE-2016-5216 is a medium-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 6.3/10. Published 2017-01-19.
How severe is CVE-2016-5216?
Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2016-5216 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.