High severity · published Sep 21, 2020
CVE-2020-6576
Use after free in offscreen canvas in Google Chrome prior to 85.0.4183.102 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page
8.8
CVSS
1.6%
EPSS
No
On KEV
Description
Use after free in offscreen canvas in Google Chrome prior to 85.0.4183.102 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
Chrome · Google
before 85.0.4183.102 · source: NVD
BS
Backports Sle · Opensuse
15.0; 15.0 · source: NVD
DL
Debian Linux · Debian
10.0 · source: NVD
FE
Fedora · Fedoraproject
31; 33 · source: NVD
LE
Leap · Opensuse
15.1; 15.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-6576
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-6576
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00072.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00078.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00081.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.html
Release Notes
https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.html
Permissions Required
https://crbug.com/1111737
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