CVE-2020-16002: Use after free in PDFium
First published: Tue Oct 13 2020(Updated: )
Use after free in PDFium in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file.
Credit: Weipeng Jiang @Krace Codesafe Team of Legendsec at Qi'anxin Group chrome-cve-admin@google.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Chrome | <86.0.4240.111 | 86.0.4240.111 |
| Google Chrome | <86.0.4240.111 | |
| Fedoraproject Fedora | =31 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =33 | |
| openSUSE Backports SLE | =15.0-sp2 | |
| Debian Debian Linux | =10.0 | |
| 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 |
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Reference Links
- https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop_20.html (Advisory)
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
- https://crbug.com/1137630
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/24QFL4C3AZKMFVL7LVSYMU2DNE5VVUGS/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4GWCWNHTTYOH6HSFUXPGPBB6J6JYZHZE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M/
- https://security.gentoo.org/glsa/202101-30
- https://www.debian.org/security/2021/dsa-4824
- https://security-tracker.debian.org/tracker/CVE-2020-16002
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is CVE-2020-16002?
CVE-2020-16002 is a vulnerability in the PDFium component of Google Chrome that allows a remote attacker to exploit heap corruption via a crafted PDF file.
How does CVE-2020-16002 affect Google Chrome?
CVE-2020-16002 affects Google Chrome versions prior to 86.0.4240.111.
How can a remote attacker exploit CVE-2020-16002?
A remote attacker can exploit CVE-2020-16002 by sending a crafted PDF file to a vulnerable instance of Google Chrome.
What is the severity of CVE-2020-16002?
CVE-2020-16002 has a severity rating of 8.8 (high).
How can I fix CVE-2020-16002?
To fix CVE-2020-16002, update Google Chrome to version 86.0.4240.111 or later.
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- vendor/google
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