CVE-2018-6127: debian debian_linux Use After Free
CVSS: 9.6v3.0CriticalModified
AliasesUBUNTU-CVE-2018-6127
Published 09-01-2019Last modified 05-08-2024
Vulnerability summary
CVE-2018-6127 is a critical (CVSS 9.6) Use After Free vulnerability in debian debian_linux. EPSS estimates a 1.79% chance of exploitation in the next 30 days, higher than 78% of scored vulnerabilities.
CVSS score
9.6/10
010
Critical · v3.0 (NVD)EPSS score
1.79%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 5 · Related 2Timeline
- 09-01-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Early free of object in use in IndexDB in Google Chrome prior to 67.0.3396.62 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.6Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:HSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated9.6CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.79%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
0.00 pp
From 1.79% on 19-09-2026
19-09-202619-10-2026
EPSS score1.79%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat3 products
Ubuntu2 products
- chromium-browser< 67.0.3396.99-0ubuntu0.16.04.2 | < 67.0.3396.99-0ubuntu0.18.04.1
- oxide-qtAll versions (No fix recorded)
Debian1 product
- debian_linuxEOL9.0
Google1 product
- chrome≥ unspecified, < 67.0.3396.62 | < 67.0.3396.62
4 vendors · 7 products
References
8 links- crbug.com/842990X Refsource MISC
- chromereleases.googleblog.com/2018/05/stable-channel-update-for-desktop_58.htmlX Refsource CONFIRMREPORT