CVE-2015-1338 Information

Description

kernel_crashdump in Apport before 2.19 allows local users to cause a denial of service (disk consumption) or possibly gain privileges via a (1) symlink or (2) hard link attack on /var/crash/vmcore.log.

Reference

http://packetstormsecurity.com/files/133723/Ubuntu-Apport-kernel_crashdump-Symlink.html http://seclists.org/fulldisclosure/2015/Sep/101 http://www.halfdog.net/Security/2015/ApportKernelCrashdumpFileAccessVulnerabilities/ http://www.ubuntu.com/usn/USN-2744-1 https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1492570 https://launchpad.net/apport/trunk/2.19 https://www.exploit-db.com/exploits/38353/