RHSA-2020:4206
Vulnerability from csaf_redhat - Published: 2020-10-07 11:27 - Updated: 2025-11-21 18:17Summary
Red Hat Security Advisory: chromium-browser security update
Severity
Important
Notes
Topic: An update for chromium-browser is now available for Red Hat Enterprise Linux 6 Supplementary.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details: Chromium is an open-source web browser, powered by WebKit (Blink).
This update upgrades Chromium to version 85.0.4183.121.
Security Fix(es):
* chromium-browser: Out of bounds read in storage (CVE-2020-15960)
* chromium-browser: Insufficient policy enforcement in extensions (CVE-2020-15961)
* chromium-browser: Insufficient policy enforcement in serial (CVE-2020-15962)
* chromium-browser: Insufficient policy enforcement in extensions (CVE-2020-15963)
* chromium-browser: Insufficient data validation in media (CVE-2020-15964)
* chromium-browser: Out of bounds write in V8 (CVE-2020-15965)
* chromium-browser: Insufficient policy enforcement in extensions (CVE-2020-15966)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
Heap buffer overflow in storage in Google Chrome prior to 85.0.4183.121 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.
8.8 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Chromium must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4206
Insufficient policy validation in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.
8.8 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Chromium must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4206
Insufficient policy validation in serial in Google Chrome prior to 85.0.4183.121 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.
8.8 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Chromium must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4206
Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.
8.8 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Chromium must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4206
Insufficient data validation in media in Google Chrome prior to 85.0.4183.121 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
8.8 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Chromium must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4206
Type confusion in V8 in Google Chrome prior to 85.0.4183.121 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.
8.8 (High)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Chromium must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4206
Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information via a crafted Chrome Extension.
6.5 (Medium)
Vendor Fix
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, Chromium must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4206
References
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{
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"discovery_date": "2020-09-22T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1881599"
}
],
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"text": "Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information via a crafted Chrome Extension.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "chromium-browser: Insufficient policy enforcement in extensions",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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