It was recently discovered that a local attacker could gain administrative privileges by exploiting a race condition between chown() and execve() in the Linux kernel. This could be achieved easily by using chown on a setuid-user-binary. The CVE-2015-3339 kernel vulnerability affects all supported Ubuntu operating systems, including Ubuntu 14.10, 14.04 LTS, and 12.04 LTS.
LinuxToday is a trusted, contributor-driven news resource supporting all types of Linux users. Our thriving international community engages with us through social media and frequent content contributions aimed at solving problems ranging from personal computing to enterprise-level IT operations. LinuxToday serves as a home for a community that struggles to find comparable information elsewhere on the web.
Advertiser Disclosure: Some of the products that appear on this site are from companies from which TechnologyAdvice receives compensation. This compensation may impact how and where products appear on this site including, for example, the order in which they appear. TechnologyAdvice does not include all companies or all types of products available in the marketplace.
