CVE-2020-16042: Uninitialized Use in V8
First published: Mon Nov 23 2020(Updated: )
Uninitialized Use in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.
Credit: chrome-cve-admin@google.com André Bargull
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/chromium | 90.0.4430.212-1~deb10u1 116.0.5845.180-1~deb11u1 120.0.6099.129-1~deb11u1 119.0.6045.199-1~deb12u1 120.0.6099.129-1~deb12u1 120.0.6099.129-1 | |
| debian/firefox | 121.0-2 | |
| debian/firefox-esr | 91.12.0esr-1~deb10u1 115.6.0esr-1~deb10u1 102.15.0esr-1~deb11u1 115.6.0esr-1~deb11u1 115.5.0esr-1~deb12u1 115.6.0esr-1~deb12u1 115.6.0esr-1 | |
| debian/thunderbird | 1:91.12.0-1~deb10u1 1:115.6.0-1~deb10u1 1:102.13.1-1~deb11u1 1:115.6.0-1~deb11u1 1:115.5.0-1~deb12u1 1:115.6.0-1~deb12u1 1:115.6.0-1 | |
| Thunderbird | <78.6 | 78.6 |
| Firefox | <84 | 84 |
| Firefox ESR | <78.6 | 78.6 |
| Google Chrome (Trace Event) | <87.0.4280.88 | 87.0.4280.88 |
| Google Chrome (Trace Event) | <87.0.4280.88 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1679003
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-54/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-55/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-56/
- https://chromereleases.googleblog.com/2020/12/stable-channel-update-for-desktop.html (Advisory)
- https://crbug.com/1151890
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-54/#CVE-2020-16042
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-55/#CVE-2020-16042
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-56/#CVE-2020-16042
- https://security-tracker.debian.org/tracker/CVE-2020-16042
Parent vulnerabilities
(Appears in the following advisories)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2020-16042?
CVE-2020-16042 is considered a medium severity vulnerability due to the potential exposure of sensitive information.
How do I fix CVE-2020-16042?
To fix CVE-2020-16042, update Google Chrome to version 87.0.4280.88 or later.
What software is affected by CVE-2020-16042?
CVE-2020-16042 affects Google Chrome versions prior to 87.0.4280.88 and specific versions of Chromium, Firefox, Firefox ESR, and Thunderbird.
What type of vulnerability is CVE-2020-16042?
CVE-2020-16042 is an uninitialized use vulnerability in the V8 JavaScript engine of Google Chrome.
What can an attacker achieve with CVE-2020-16042?
An attacker can potentially obtain sensitive information from process memory through a crafted HTML page with CVE-2020-16042.
- collector/security-tracker-debian
- agent/type
- agent/weakness
- agent/references
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/severity
- agent/title
- agent/author
- agent/first-publish-date
- agent/event
- agent/trending
- agent/source
- collector/mozilla-advisory
- source/Mozilla
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- agent/softwarecombine
- agent/tags
- collector/chrome-releases
- collector/nvd-index
- package-manager/debian
- vendor/mozilla
- canonical/thunderbird
- canonical/firefox
- canonical/firefox esr
- vendor/google
- canonical/google chrome (trace event)