CVE-2017-5021: google chrome Use After Free
Vulnerability summary
CVE-2017-5021 is a medium (CVSS 4.3) Use After Free vulnerability in google chrome. EPSS estimates a 1.31% chance of exploitation in the next 30 days, higher than 70.7% of scored vulnerabilities.
Not severe (CVSS 4.3, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 6 · Related 3Timeline
- 17-02-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A use after free in Google Chrome prior to 56.0.2924.76 for Linux, Windows and Mac, and 56.0.2924.87 for Android, allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.
CVSS metrics
3 scores · 2 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated4.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS trend
Probability
1.31%
Chance of exploitation in the next 30 days
Percentile
71%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.31% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Google1 product
- chrome≤ 55.0.2883.87
Ubuntu1 product
- chromium-browser< 58.0.3029.81-0ubuntu0.14.04.1172 | < 56.0.2924.76-0ubuntu0.16.04.1268
2 vendors · 2 products
References
9 links- crbug.com/663726X Refsource CONFIRM
- chromereleases.googleblog.com/2017/01/stable-channel-update-for-desktop.htmlX Refsource CONFIRMREPORT
