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Unscored USN-2982-1 6 CVEs

libksba vulnerabilities

Published May 17, 2016 · Updated Apr 22, 2026

Ecosystem: Ubuntu

Summary

Hanno Böck discovered that Libksba incorrectly handled decoding certain BER
data. An attacker could use this issue to cause Libksba to crash, resulting
in a denial of service. This issue only applied to Ubuntu 12.04 LTS and
Ubuntu 14.04 LTS. (CVE-2016-4353)

Hanno Böck discovered that Libksba incorrectly handled decoding certain BER
data. An attacker could use this issue to cause Libksba to crash, resulting
in a denial of service, or possibly execute arbitrary code. This issue only
applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2016-4354,
CVE-2016-4355)

Hanno Böck discovered that Libksba incorrectly handled incorrect utf-8
strings when decoding certain DN data. An attacker could use this issue to
cause Libksba to crash, resulting in a denial of service, or possibly
execute arbitrary code. This issue only applied to Ubuntu 12.04 LTS and
Ubuntu 14.04 LTS. (CVE-2016-4356)

Pascal Cuoq discovered that Libksba incorrectly handled incorrect utf-8
strings when decoding certain DN data. An attacker could use this issue to
cause Libksba to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2016-4574)

Pascal Cuoq discovered that Libksba incorrectly handled decoding certain
data. An attacker could use this issue to cause Libksba to crash, resulting
in a denial of service. (CVE-2016-4579)

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 14.04 LTS 14.04:LTS libksba 1.3.0-3ubuntu0.14.04.2
Ubuntu · 16.04 LTS 16.04:LTS libksba 1.3.3-1ubuntu0.16.04.1

Vulnerabilities 6

References

  • report
    https://ubuntu.com/security/CVE-2016-4353
  • report
    https://ubuntu.com/security/CVE-2016-4354
  • report
    https://ubuntu.com/security/CVE-2016-4355
  • report
    https://ubuntu.com/security/CVE-2016-4356
  • report
    https://ubuntu.com/security/CVE-2016-4574
  • report
    https://ubuntu.com/security/CVE-2016-4579