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VULNERABILITIES

CVE-2016-4356 Details

Description

The append_utf8_value function in the DN decoder (dn.c) in Libksba before 1.3.3 allows remote attackers to cause a denial of service (out-of-bounds read) by clearing the high bit of the byte after invalid utf-8 encoded data.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=243d12fdec66a4360fbb3e307a046b39b5b4ffc3 CVE
https://security.gentoo.org/glsa/201604-04 CVE
http://www.openwall.com/lists/oss-security/2016/04/29/5 CVE
http://www.openwall.com/lists/oss-security/2016/04/29/8 CVE
http://www.openwall.com/lists/oss-security/2016/05/10/3 CVE

see all 12 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer[email protected]

Affected Products

ProductVersions
gnupg libksba
<= 1.3.2

CPE

  • cpe:2.3:a:gnupg:libksba:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
canonical ubuntu linux
12.04
14.04

CPE

  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2016-4356
NVD Published Date:
Jun 13, 2016
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2016-4356 Details - Not Deferred