CVE-2020-6576
published 2020-09-21CVE-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…
PriorityP344high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.64%
76.1th percentile
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.
Affected
14 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 87.0.4280.88-0.1 | 87.0.4280.88-0.1 |
| chromium | chromium | >= 0 < 87.0.4280.88-0.1 | 87.0.4280.88-0.1 |
| chromium | chromium | >= 0 < 87.0.4280.88-0.1 | 87.0.4280.88-0.1 |
| chromium | chromium | >= 0 < 87.0.4280.88-0.1 | 87.0.4280.88-0.1 |
| debian | chromium | < chromium 87.0.4280.88-0.1 (bookworm) | chromium 87.0.4280.88-0.1 (bookworm) |
| debian | debian_linux | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| chrome | < 85.0.4183.102 | 85.0.4183.102 | |
| chrome | >= unspecified < 85.0.4183.102 | 85.0.4183.102 | |
| chrome_chrome | — | — | |
| opensuse | backports_sle | — | — |
| opensuse | leap | — | — |
| opensuse | leap | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
osv8.8HIGH
vendor_debian8.8HIGH
vendor_redhat8.8HIGH
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GHSA
GHSA-cg2x-f9qq-r586: Use after free in offscreen canvas in Google Chrome prior to 85
ghsa_unreviewed·2022-05-24
CVE-2020-6576 [HIGH] CWE-416 GHSA-cg2x-f9qq-r586: Use after free in offscreen canvas in Google Chrome prior to 85
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.
OSV
CVE-2020-6576: Use after free in offscreen canvas in Google Chrome prior to 85
osv·2020-09-21·CVSS 8.8
CVE-2020-6576 [HIGH] CVE-2020-6576: Use after free in offscreen canvas in Google Chrome prior to 85
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.
Chrome
Stable Channel Update for Desktop: CVE-2020-6576
vendor_chrome·2020-09-08·CVSS 4.3
CVE-2020-6576 [HIGH] Stable Channel Update for Desktop: CVE-2020-6576
Stable Channel Update for Desktop
CVE-2020-6576: Use after free in offscreen canvas. Reported by Looben Yang on 2020-07-31 [$TBD][ 1122684 ] High CVE-2020-15959: Insufficient policy enforcement in networking
Reported by Eric Lawrence of Microsoft on 2020-08-27 We would also like to thank all security researchers that worked with us during the development cycle to prevent security bugs from ever reaching the stable channel
Severity: high
Red Hat
chromium-browser: Use after free in offscreen canvas
vendor_redhat·2020-09-08·CVSS 8.8
CVE-2020-6576 [HIGH] chromium-browser: Use after free in offscreen canvas
chromium-browser: Use after free in offscreen canvas
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.
Debian
CVE-2020-6576: chromium - Use after free in offscreen canvas in Google Chrome prior to 85.0.4183.102 allow...
vendor_debian·2020·CVSS 8.8
CVE-2020-6576 [HIGH] CVE-2020-6576: chromium - Use after free in offscreen canvas in Google Chrome prior to 85.0.4183.102 allow...
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.
Scope: local
bookworm: resolved (fixed in 87.0.4280.88-0.1)
bullseye: resolved (fixed in 87.0.4280.88-0.1)
forky: resolved (fixed in 87.0.4280.88-0.1)
sid: resolved (fixed in 87.0.4280.88-0.1)
trixie: resolved (fixed in 87.0.4280.88-0.1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-15959 CVE-2020-6573 CVE-2020-6574 CVE-2020-6575 CVE-2020-6576 chromium: various flaws [fedora-all]
bugzilla·2020-09-08·CVSS 4.3
CVE-2020-15959 [MEDIUM] CVE-2020-15959 CVE-2020-6573 CVE-2020-6574 CVE-2020-6575 CVE-2020-6576 chromium: various flaws [fedora-all]
CVE-2020-15959 CVE-2020-6573 CVE-2020-6574 CVE-2020-6575 CVE-2020-6576 chromium: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affec
Bugzilla
CVE-2020-6576 chromium-browser: Use after free in offscreen canvas
bugzilla·2020-09-08·CVSS 8.8
CVE-2020-6576 [HIGH] CVE-2020-6576 chromium-browser: Use after free in offscreen canvas
CVE-2020-6576 chromium-browser: Use after free in offscreen canvas
An use after free flaw was found in the offscreen canvas component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=1111737
External References:
https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.html
Discussion:
Created chromium tracking bugs for this issue:
Affects: epel-all [bug 1877098]
Affects: fedora-all [bug 1877097]
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 6 Supplementary
Via RHSA-2020:3740 https://access.redhat.com/errata/RHSA-2020:3740
---
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):
https://access.redhat.com/security/cve/cve-
Bugzilla
CVE-2020-15959 CVE-2020-6573 CVE-2020-6574 CVE-2020-6575 CVE-2020-6576 chromium: various flaws [epel-all]
bugzilla·2020-09-08·CVSS 4.3
CVE-2020-15959 [MEDIUM] CVE-2020-15959 CVE-2020-6573 CVE-2020-6574 CVE-2020-6575 CVE-2020-6576 chromium: various flaws [epel-all]
CVE-2020-15959 CVE-2020-6573 CVE-2020-6574 CVE-2020-6575 CVE-2020-6576 chromium: various flaws [epel-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects m
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00072.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00078.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00081.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.htmlhttps://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.htmlhttps://crbug.com/1111737https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FN7HZIGAOCZKBT4LV363BCPRA5FLY25I/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GNIYFJST4TFJYFZ27VODBOINCLBGULTD/https://security.gentoo.org/glsa/202101-30https://www.debian.org/security/2021/dsa-4824http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00072.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00078.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00081.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.htmlhttps://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.htmlhttps://crbug.com/1111737https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FN7HZIGAOCZKBT4LV363BCPRA5FLY25I/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GNIYFJST4TFJYFZ27VODBOINCLBGULTD/https://security.gentoo.org/glsa/202101-30https://www.debian.org/security/2021/dsa-4824
2020-09-21
Published