CVE-2016-6263

Impact

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.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• 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.debian.org/security/2016/dsa-3658
• 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.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
• https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
• https://lists.gnu.org/archive/html/help-libidn/2016-07/msg00009.html
• https://security.gentoo.org/glsa/201908-06
• 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.debian.org/security/2016/dsa-3658
• 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.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
• https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
• https://lists.gnu.org/archive/html/help-libidn/2016-07/msg00009.html
• https://security.gentoo.org/glsa/201908-06