medium
5.5
CWE
416
Advisory Published
Updated

CVE-2016-1837: Use After Free

First published: Fri May 20 2016(Updated: )

A vulnerability was found in the libxml2 library. A maliciously crafted file could cause the application to crash due to a Heap use-after-free in htmlParsePubidLiteral and htmlParseSystemiteral References: <a href="https://bugzilla.gnome.org/show_bug.cgi?id=760263">https://bugzilla.gnome.org/show_bug.cgi?id=760263</a> Upstream fix: <a href="https://git.gnome.org/browse/libxml2/commit/?id=11ed4a7a90d5ce156a18980a4ad4e53e77384852">https://git.gnome.org/browse/libxml2/commit/?id=11ed4a7a90d5ce156a18980a4ad4e53e77384852</a>

Credit: product-security@apple.com

Affected SoftwareAffected VersionHow to fix
debian/libxml2
2.9.4+dfsg1-7+deb10u4
2.9.4+dfsg1-7+deb10u6
2.9.10+dfsg-6.7+deb11u4
2.9.14+dfsg-1.3~deb12u1
2.9.14+dfsg-1.3
Ubuntu=12.04
Ubuntu=14.04
Ubuntu=15.10
Ubuntu=16.04
Debian=8.0
iStyle @cosme iPhone OS<9.3.2
Apple iOS and macOS<10.11.5
tvOS<9.2.1
Apple iOS, iPadOS, and watchOS<2.2.1
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Desktop=7.0
Red Hat Enterprise Linux Server=6.0
Red Hat Enterprise Linux Server=7.0
Red Hat Enterprise Linux Server=7.2
Red Hat Enterprise Linux Server=7.3
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Server=7.2
Red Hat Enterprise Linux Server=7.3
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.5
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Server=7.2
Red Hat Enterprise Linux Server=7.3
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Workstation=6.0
Red Hat Enterprise Linux Workstation=7.0
McAfee Web Gateway Cloud Service>=7.5.0.0<=7.5.2.10
McAfee Web Gateway Cloud Service>=7.6.0.0<=7.6.2.3
libxml2-devel<2.9.4

Remedy

https://git.gnome.org/browse/libxml2/commit/?id=11ed4a7a90d5ce156a18980a4ad4e53e77384852

Remedy

https://kc.mcafee.com/corporate/index?page=content&id=SB10170

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-1837?

    CVE-2016-1837 is considered a high severity vulnerability due to potential crashes caused by heap use-after-free errors.

  • How do I fix CVE-2016-1837?

    To fix CVE-2016-1837, update your libxml2 library to a version that is 2.9.4+dfsg1-7+deb10u6 or later.

  • Which software is affected by CVE-2016-1837?

    CVE-2016-1837 affects versions of libxml2 as well as various Linux distributions such as Debian, Ubuntu, and Red Hat.

  • What types of attacks can exploit CVE-2016-1837?

    CVE-2016-1837 can be exploited by attackers using maliciously crafted files to cause applications to crash.

  • Is there a risk of data loss with CVE-2016-1837?

    While the primary risk with CVE-2016-1837 is application crash, it may lead to data loss depending on the application behavior at crash time.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203