Ubuntu Security Notice 3127-1 - It was discovered that the compression handling code in the Advanced Linux Sound Architecture subsystem in the Linux kernel did not properly check for an integer overflow. A local attacker could use this to cause a denial of service. Kirill A. Shutemov discovered that memory manager in the Linux kernel did not properly handle anonymous pages. A local attacker could use this to cause a denial of service or possibly gain administrative privileges. Various other issues were also addressed.
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Ubuntu Security Notice 3127-2 - USN-3127-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 LTS. It was discovered that the compression handling code in the Advanced Linux Sound Architecture subsystem in the Linux kernel did not properly check for an integer overflow. A local attacker could use this to cause a denial of service. Various other issues were also addressed.
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