Vulnerability DatabaseCVE-2017-9049
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CVE-2017-9049
Published:May 18, 2017
Updated:May 17, 2026
libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictComputeFastKey function in dict.c. This vulnerability causes programs that use libxml2, such as PHP, to crash. This vulnerability exists because of an incomplete fix for libxml2 Bug 759398.
Related Resources (9)
https://security-tracker.debian.org/tracker/CVE-2017-9049
http://www.debian.org/security/2017/dsa-3952
https://access.redhat.com/security/cve/CVE-2017-9049
http://www.securityfocus.com/bid/98601
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-9049
https://security.gentoo.org/glsa/201711-01
http://www.openwall.com/lists/oss-security/2017/05/15/1
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Out-of-bounds Read
CWE-125
EPSS
Base Score:
0.46