This update for libidn fixes the following issues :

  - CVE-2016-6262 and CVE-2015-8948: Out-of-bounds-read when     reading one zero byte as input (bsc#990189)

  - CVE-2016-6261: Out-of-bounds stack read in     idna_to_ascii_4i (bsc#990190)

  - CVE-2016-6263: stringprep_utf8_nfkc_normalize reject     invalid UTF-8 (bsc#990191)

  - CVE-2015-2059: out-of-bounds read with stringprep on     invalid UTF-8 (bsc#923241)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

libidn was updated to version 1.31 to fix one security issue.

This security issue was fixed :

  - CVE-2015-2059: Out-of-bounds read with stringprep on     invalid UTF-8 (bsc#923241).

This update for wget fixes the following issues :

  - Fix for HTTP to a FTP redirection file name confusion     vulnerability (bsc#984060, CVE-2016-4971).

  - Work around a libidn vulnerability (bsc#937096,     CVE-2015-2059).

  - Fix for wget fails with basicauth: Failed writing HTTP     request: Bad file descriptor (bsc#958342)

This update was imported from the SUSE:SLE-12:Update update project.

It was discovered that libidn, the GNU library for Internationalized Domain Names (IDNs), did not correctly handle invalid UTF-8 input, causing an out-of-bounds read. This could allow attackers to disclose sensitive information from an application using the libidn library.

It was discovered that libidn, the GNU library for Internationalized Domain Names (IDNs), did not correctly handle invalid UTF-8 input, causing an out-of-bounds read. This could allow attackers to disclose sensitive information from an application using the libidn library.

For Debian 7 'Wheezy', these problems have been fixed in version 1.25-2+deb7u1.

We recommend that you upgrade your libidn packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote Ubuntu 14.04 LTS / 16.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3068-1 advisory.

    Thijs Alkemade, Gustavo Grieco, Daniel Stenberg, and Nikos Mavrogiannopoulos discovered that Libidn     incorrectly handled invalid UTF-8 characters. A remote attacker could use this issue to cause Libidn to     crash, resulting in a denial of service, or possibly disclose sensitive memory. This issue only applied to     Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2015-2059)

    Hanno Bck discovered that Libidn incorrectly handled certain input. A remote attacker could possibly use     this issue to cause Libidn to crash, resulting in a denial of service. (CVE-2015-8948, CVE-2016-6262,     CVE-2016-6261, CVE-2016-6263)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
93292	SUSE SLED12 / SLES12 Security Update : libidn (SUSE-SU-2016:2079-1)	Nessus	SuSE Local Security Checks	2016/9/2	2026/1/27	high
84866	openSUSE Security Update : libidn (openSUSE-2015-497)	Nessus	SuSE Local Security Checks	2015/7/20	2021/1/19	high
93430	openSUSE Security Update : wget (openSUSE-2016-1067)	Nessus	SuSE Local Security Checks	2016/9/12	2026/1/26	high
91140	Debian DSA-3578-1 : libidn - security update	Nessus	Debian Local Security Checks	2016/5/16	2021/1/11	high
91196	Debian DLA-476-1 : libidn security update	Nessus	Debian Local Security Checks	2016/5/18	2021/1/11	high
93107	Ubuntu 14.04 LTS / 16.04 LTS : Libidn vulnerabilities (USN-3068-1)	Nessus	Ubuntu Local Security Checks	2016/8/25	2024/8/27	high
93459	SUSE SLES11 Security Update : libidn (SUSE-SU-2016:2291-1)	Nessus	SuSE Local Security Checks	2016/9/13	2026/1/26	high

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