CVE-2018-17481: Use After Free
First published: Wed Dec 05 2018(Updated: )
An use after frees flaw was found in the PDFium component of the Chromium browser. Upstream bug(s): <a href="https://code.google.com/p/chromium/issues/detail?id=901654">https://code.google.com/p/chromium/issues/detail?id=901654</a> External References: <a href="https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html">https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html</a>
Credit: cve-coordination@google.com
| 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 | |
| Google Chrome | <71.0.3578.98 | |
| Redhat Linux Desktop | =6.0 | |
| Redhat Linux Server | =6.0 | |
| Redhat Linux Workstation | =6.0 | |
| Debian Debian Linux | =9.0 | |
| redhat/chromium-browser | <71.0.3578.80 | 71.0.3578.80 |
| Google Chrome | <71.0.3578.98 | 71.0.3578.98 |
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Reference Links
- http://www.securityfocus.com/bid/106084
- https://access.redhat.com/errata/RHSA-2018:3803
- https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html
- https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop_12.html (Advisory)
- https://crbug.com/901654
- https://security.gentoo.org/glsa/201908-18
- https://www.debian.org/security/2018/dsa-4352
- https://www.debian.org/security/2019/dsa-4395
- https://code.google.com/p/chromium/issues/detail?id=901654
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1656576
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1656575
- https://bugzilla.redhat.com/show_bug.cgi?id=1656548
- https://security-tracker.debian.org/tracker/CVE-2018-17481
Frequently Asked Questions
What is CVE-2018-17481?
CVE-2018-17481 is a vulnerability in PDFium in Google Chrome prior to version 71.0.3578.98 that allows a remote attacker to potentially exploit heap corruption via a crafted PDF file.
What is the severity of CVE-2018-17481?
CVE-2018-17481 has a severity score of 8.8 and is considered high.
Which software versions are affected by CVE-2018-17481?
Google Chrome prior to version 71.0.3578.98, Redhat Linux Desktop 6.0, Redhat Linux Server 6.0, Redhat Linux Workstation 6.0, and Debian Debian Linux 9.0 are affected by CVE-2018-17481.
How can an attacker exploit CVE-2018-17481?
An attacker can potentially exploit CVE-2018-17481 by using a crafted PDF file to trigger heap corruption.
How can I fix CVE-2018-17481?
To fix CVE-2018-17481, update Google Chrome to version 71.0.3578.98 or later, or apply the appropriate security patches from Redhat or Debian.
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