Heap buffer overflow in UI in Google Chrome on Windows prior to 86.0.4240.183 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Multiple security issues were discovered in the Chromium web browser, which could result in the execution of arbitrary code, denial of service or information disclosure.

This update for opera fixes the following issues :

Opera was updated to version 72.0.3815.320

  - CHR-8177 Update chromium on desktop-stable-86-3815 to     86.0.4240.183

  - DNA-89748 &lsquo;Manage Extensions&rsquo; dialog is     displayed with preloaded extensions

  - DNA-89766 Address bar does not respond to actions

  - The update to chromium 86.0.4240.183 fixes following     issues: CVE-2020-16004, CVE-2020-16005, CVE-2020-16006,     CVE-2020-16007, CVE-2020-16008, CVE-2020-16009,     CVE-2020-16011

  - Update to version 72.0.3815.200

  - DNA-87150 Speed Dial tile can&rsquo;t be dragged to     proper place

  - DNA-89632 Improve hovering over icons

  - DNA-89647 [Light mode] Wrong URL color in &lsquo;Add     Site&rsquo; section

  - DNA-89791 Typo in Spanish

  - The update to chromium 86.0.4240.111 fixes following     issues: CVE-2020-16000, CVE-2020-16001, CVE-2020-16002,     CVE-2020-15999, CVE-2020-16003

  - Complete Opera 72.0 changelog at:
    https://blogs.opera.com/desktop/changelog-for-72/

  - Update to version 71.0.3770.271

  - DNA-88353 Crash at     opera::TabCyclerView::HighlightContents     (content::WebContents*, bool)

  - DNA-89177 Device update request should only be called     when FCM token has changed

  - DNA-89186 Handle device expired case in all server calls

  - DNA-89202 Pages are rendered in dark mode when force     dark mode prefs were synced from Opera GX

  - DNA-89247 [Mac] Fullscreen video broken if sidebar is     hidden

  - DNA-89298 Some elements of VPN popup are misaligned to     design

  - DNA-89305 Crash after closing Downloads pop-up

This update for chromium fixes the following issues :

  - Update to 86.0.4240.183 boo#1178375

  - CVE-2020-16004: Use after free in user interface.

  - CVE-2020-16005: Insufficient policy enforcement in     ANGLE.

  - CVE-2020-16006: Inappropriate implementation in V8

  - CVE-2020-16007: Insufficient data validation in     installer.

  - CVE-2020-16008: Stack-based buffer overflow in WebRTC.

  - CVE-2020-16009: Inappropriate implementation in V8.

  - CVE-2020-16011: Heap buffer overflow in UI on Windows.

Chrome Releases reports :

This release contains 10 security fixes, including :

- [1138911] High CVE-2020-16004: Use after free in user interface.
Reported by Leecraso and Guang Gong of 360 Alpha Lab working with 360 BugCloud on 2020-10-15

- [1139398] High CVE-2020-16005: Insufficient policy enforcement in ANGLE. Reported by Jaehun Jeong (@n3sk) of Theori on 2020-10-16

- [1133527] High CVE-2020-16006: Inappropriate implementation in V8.
Reported by Bill Parks on 2020-09-29

- [1125018] High CVE-2020-16007: Insufficient data validation in installer. Reported by Abdelhamid Naceri (halov) on 2020-09-04

- [1134107] High CVE-2020-16008: Stack buffer overflow in WebRTC.
Reported by Tolya Korniltsev on 2020-10-01

- [1143772] High CVE-2020-16009: Inappropriate implementation in V8.
Reported by Clement Lecigne of Google's Threat Analysis Group and Samuel Gross of Google Project Zero on 2020-10-29

- [1144489] High CVE-2020-16011: Heap buffer overflow in UI on Windows. Reported by Sergei Glazunov of Google Project Zero on 2020-11-01

There are reports that an exploit for CVE-2020-16009 exists in the wild.

The version of Microsoft Edge installed on the remote Windows host is prior to 86.0.622.63. It is, therefore, affected by multiple vulnerabilities as referenced in the ADV200002-11-4-2020 advisory.

  - Use after free in user interface in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to     potentially exploit heap corruption via a crafted HTML page. (CVE-2020-16004)

  - Insufficient policy enforcement in ANGLE in Google Chrome prior to 86.0.4240.183 allowed a remote attacker     to potentially exploit heap corruption via a crafted HTML page. (CVE-2020-16005)

  - Inappropriate implementation in V8 in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to     potentially exploit heap corruption via a crafted HTML page. (CVE-2020-16006, CVE-2020-16009)

  - Insufficient data validation in installer in Google Chrome prior to 86.0.4240.183 allowed a local attacker     to potentially elevate privilege via a crafted filesystem. (CVE-2020-16007)

  - Stack buffer overflow in WebRTC in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to     potentially exploit stack corruption via a crafted WebRTC packet. (CVE-2020-16008)

  - Heap buffer overflow in UI in Google Chrome on Windows prior to 86.0.4240.183 allowed a remote attacker     who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
    (CVE-2020-16011)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The version of Google Chrome installed on the remote Windows host is prior to 86.0.4240.183. It is, therefore, affected by multiple vulnerabilities as referenced in the 2020_11_stable-channel-update-for-desktop advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The version of Google Chrome installed on the remote macOS host is prior to 86.0.4240.183. It is, therefore, affected by multiple vulnerabilities as referenced in the 2020_11_stable-channel-update-for-desktop advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
144672	Debian DSA-4824-1 : chromium - security update	Nessus	Debian Local Security Checks	critical
143001	openSUSE Security Update : opera (openSUSE-2020-1952)	Nessus	SuSE Local Security Checks	critical
142555	openSUSE Security Update : chromium (openSUSE-2020-1831)	Nessus	SuSE Local Security Checks	critical
142539	FreeBSD : chromium -- multiple vulnerabilities (3ec6ab59-1e0c-11eb-a428-3065ec8fd3ec)	Nessus	FreeBSD Local Security Checks	critical
142456	Microsoft Edge (Chromium) < 86.0.622.63 Multiple Vulnerabilities	Nessus	Windows	critical
142209	Google Chrome < 86.0.4240.183 Multiple Vulnerabilities	Nessus	Windows	critical
142208	Google Chrome < 86.0.4240.183 Multiple Vulnerabilities	Nessus	MacOS X Local Security Checks	critical

Detections

Analytics

CVE-2020-16011

critical

Tenable Plugins

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critical