high
8.1
CWE
119
Advisory Published
Updated

CVE-2016-1762: Buffer Overflow

First published: Thu Mar 24 2016(Updated: )

A vulnerability was found in the libxml2 library. A heap-based buffer overread could happen in xmlNextChar. References: <a href="https://bugzilla.gnome.org/show_bug.cgi?id=759671">https://bugzilla.gnome.org/show_bug.cgi?id=759671</a> Upstream fix: <a href="https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602">https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602</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
Apple Mobile Safari<9.1
iStyle @cosme iPhone OS<9.3
Apple iOS and macOS<10.11.4
tvOS<9.2
Apple iOS, iPadOS, and watchOS<2.2
Debian=8.0
Ubuntu=12.04
Ubuntu=14.04
Ubuntu=15.10
Ubuntu=16.04
libxml2-devel<2.9.4
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<=7.5.2.10
McAfee Web Gateway Cloud Service>7.5.2.11<=7.6.2.3

Remedy

https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602

Remedy

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

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-1762?

    CVE-2016-1762 is considered a moderate severity vulnerability due to the potential for heap-based buffer overreads.

  • How do I fix CVE-2016-1762?

    To fix CVE-2016-1762, update the libxml2 library to a version that is patched, such as 2.9.4+dfsg1-7+deb10u4 or later.

  • Which software versions are affected by CVE-2016-1762?

    Affected software versions include certain versions of libxml2, Apple Safari, iOS, macOS, tvOS, and several versions of Red Hat and Ubuntu Linux.

  • Is CVE-2016-1762 exploitable remotely?

    Yes, CVE-2016-1762 can be exploited remotely if the application utilizing the libxml2 library processes untrusted XML data.

  • What type of attack does CVE-2016-1762 facilitate?

    CVE-2016-1762 facilitates potential attacks that may result in information disclosure or application crashes through buffer overreads.

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