USN-2432-1

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USN-2432-1

Summary: eglibc, glibc vulnerabilities

Details: Siddhesh Poyarekar discovered that the GNU C Library incorrectly handled certain multibyte characters when using the iconv function. An attacker could possibly use this issue to cause applications to crash, resulting in a denial of service. This issue only affected Ubuntu 10.04 LTS and Ubuntu 12.04 LTS. (CVE-2012-6656) Adhemerval Zanella Netto discovered that the GNU C Library incorrectly handled certain multibyte characters when using the iconv function. An attacker could possibly use this issue to cause applications to crash, resulting in a denial of service. (CVE-2014-6040) Tim Waugh discovered that the GNU C Library incorrectly enforced the WRDE_NOCMD flag when handling the wordexp function. An attacker could possibly use this issue to execute arbitrary commands. (CVE-2014-7817)

References: https://ubuntu.com/security/notices/USN-2432-1, https://ubuntu.com/security/CVE-2012-6656, https://ubuntu.com/security/CVE-2014-6040, https://ubuntu.com/security/CVE-2014-7817