Vulnerability CVE-2016-6263
Published: 2016-09-07

Description:
The stringprep_utf8_nfkc_normalize function in lib/nfkc.c in libidn before 1.33 allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via crafted UTF-8 data.

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
GNU -> Libidn 

 References:
http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=1fbee57ef3c72db2206dd87e4162108b2f425555
http://lists.opensuse.org/opensuse-updates/2016-08/msg00005.html
http://lists.opensuse.org/opensuse-updates/2016-08/msg00098.html
http://www.openwall.com/lists/oss-security/2016/07/20/6
http://www.openwall.com/lists/oss-security/2016/07/21/4
http://www.securityfocus.com/bid/92070
http://www.ubuntu.com/usn/USN-3068-1
https://lists.gnu.org/archive/html/help-libidn/2016-07/msg00009.html
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