High severity · published Jun 16, 2016
CVE-2016-5300
The XML parser in Expat does not use sufficient entropy for hash initialization, which allows context-dependent attackers to cause a denial of service (CPU consumption) via…
7.5
CVSS
6.5%
EPSS
No
On KEV
Description
The XML parser in Expat does not use sufficient entropy for hash initialization, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted identifiers in an XML document. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-0876.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.5% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AN
Android · Google
4.4.4; 5.0.2; 5.1.1; 6.0; 6.0.1 · source: NVD
DL
Debian Linux · Debian
8.0 · source: NVD
LI
Libexpat · Libexpat Project
before 2.2.0 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 15.10; 16.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-5300
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-5300
Third Party Advisory
http://www.debian.org/security/2016/dsa-3597
Mailing List
http://www.openwall.com/lists/oss-security/2016/06/04/4
Mailing List
http://www.openwall.com/lists/oss-security/2016/06/04/5
Patch
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
Third Party Advisory
http://www.securityfocus.com/bid/91159
More from Android
9.6
CVE-2020-16010
Google Chrome for Android UI Heap Buffer Overflow Vulnerability
8.8
CVE-2026-58704
Google Pixel Improper Authorization Vulnerability
8.8
CVE-2025-48543
Android Runtime Use-After-Free Vulnerability
8.4
CVE-2025-48595
Android Framework Integer Overflow Vulnerability
7.8
CVE-2025-48572
Android Framework Privilege Escalation Vulnerability