ISOMAN

CVE

CVE-2016-4356

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.

Severity
HIGH
CVSS
7.5
Published
Modified

Linked Releases

References

  1. http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=243d12fdec66a4360fbb3e307a046b39b5b4ffc3
  2. http://www.openwall.com/lists/oss-security/2016/04/29/5
  3. http://www.openwall.com/lists/oss-security/2016/04/29/8
  4. http://www.openwall.com/lists/oss-security/2016/05/10/3
  5. http://www.ubuntu.com/usn/USN-2982-1
  6. https://security.gentoo.org/glsa/201604-04
  7. http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=243d12fdec66a4360fbb3e307a046b39b5b4ffc3
  8. http://www.openwall.com/lists/oss-security/2016/04/29/5
  9. http://www.openwall.com/lists/oss-security/2016/04/29/8
  10. http://www.openwall.com/lists/oss-security/2016/05/10/3
  11. http://www.ubuntu.com/usn/USN-2982-1
  12. https://security.gentoo.org/glsa/201604-04