5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.6 High
AI Score
Confidence
High
0.007 Low
EPSS
Percentile
81.1%
Issue Overview:
A stack exhaustion flaw was found in the way Xerces-C XML parser handled deeply nested DTDs. An attacker could potentially use this flaw to crash an application using Xerces-C by tricking it into processing specially crafted data.(CVE-2016-4463)
Affected Packages:
xerces-c
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update xerces-c to update your system.
New Packages:
aarch64:
xerces-c-3.1.1-9.amzn2.aarch64
xerces-c-devel-3.1.1-9.amzn2.aarch64
xerces-c-debuginfo-3.1.1-9.amzn2.aarch64
i686:
xerces-c-3.1.1-9.amzn2.i686
xerces-c-devel-3.1.1-9.amzn2.i686
xerces-c-debuginfo-3.1.1-9.amzn2.i686
noarch:
xerces-c-doc-3.1.1-9.amzn2.noarch
src:
xerces-c-3.1.1-9.amzn2.src
x86_64:
xerces-c-3.1.1-9.amzn2.x86_64
xerces-c-devel-3.1.1-9.amzn2.x86_64
xerces-c-debuginfo-3.1.1-9.amzn2.x86_64
Red Hat: CVE-2016-4463
Mitre: CVE-2016-4463
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | xerces-c | < 3.1.1-9.amzn2 | xerces-c-3.1.1-9.amzn2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | xerces-c-devel | < 3.1.1-9.amzn2 | xerces-c-devel-3.1.1-9.amzn2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | xerces-c-debuginfo | < 3.1.1-9.amzn2 | xerces-c-debuginfo-3.1.1-9.amzn2.aarch64.rpm |
Amazon Linux | 2 | i686 | xerces-c | < 3.1.1-9.amzn2 | xerces-c-3.1.1-9.amzn2.i686.rpm |
Amazon Linux | 2 | i686 | xerces-c-devel | < 3.1.1-9.amzn2 | xerces-c-devel-3.1.1-9.amzn2.i686.rpm |
Amazon Linux | 2 | i686 | xerces-c-debuginfo | < 3.1.1-9.amzn2 | xerces-c-debuginfo-3.1.1-9.amzn2.i686.rpm |
Amazon Linux | 2 | noarch | xerces-c-doc | < 3.1.1-9.amzn2 | xerces-c-doc-3.1.1-9.amzn2.noarch.rpm |
Amazon Linux | 2 | x86_64 | xerces-c | < 3.1.1-9.amzn2 | xerces-c-3.1.1-9.amzn2.x86_64.rpm |
Amazon Linux | 2 | x86_64 | xerces-c-devel | < 3.1.1-9.amzn2 | xerces-c-devel-3.1.1-9.amzn2.x86_64.rpm |
Amazon Linux | 2 | x86_64 | xerces-c-debuginfo | < 3.1.1-9.amzn2 | xerces-c-debuginfo-3.1.1-9.amzn2.x86_64.rpm |
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.6 High
AI Score
Confidence
High
0.007 Low
EPSS
Percentile
81.1%