On May 28, Canonical announced that several vulnerabilities had been found in the Linux kernel packages, affecting the OMAP4 kernel of the Ubuntu 12.04 LTS (Precise Pangolin) operating system.
Several Linux kernel vulnerabilities affected the Ubuntu 12.04 LTS (Precise Pangolin) OMAP4 operating system: CVE-2013-2094, CVE-2013-1979, CVE-2013-1929, and CVE-2013-3301.
For example, a flaw was discovered in the Linux kernel's perf_events interface. A local user could have been exploited this flaw to escalate privileges on the system.
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