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Ubuntu Security Notice USN-1440-1

Posted May 9, 2012

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1440-1 - A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the Linux kernel. A local user could use this flaw to crash the system causing a denial of service. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local

systems | linux, ubuntu

advisories | CVE-2011-4086, CVE-2011-4347, CVE-2012-0045, CVE-2012-1090, CVE-2012-1097, CVE-2012-1146, CVE-2012-2100, CVE-2011-4086, CVE-2011-4347, CVE-2012-0045, CVE-2012-1090, CVE-2012-1097, CVE-2012-1146, CVE-2012-2100

SHA-256 | a0bc278da385b31cfe46ccd1ea6aa31d7dd04bed4a06bb0e7207f3a236fdd376

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