CVE-2011-1593 Information

Description

Multiple integer overflows in the next_pidmap function in kernel/pid.c in the Linux kernel before 2.6.38.4 allow local users to cause a denial of service (system crash) via a crafted (1) getdents or (2) readdir system call.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c78193e9c7bcbf25b8237ad0dec82f805c4ea69b http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d8bdc59f215e62098bc5b4256fd9928bf27053a1 http://groups.google.com/group/fa.linux.kernel/msg/4a28ecb7f755a88d?dmode=source http://openwall.com/lists/oss-security/2011/04/19/1 http://openwall.com/lists/oss-security/2011/04/20/1 http://rhn.redhat.com/errata/RHSA-2011-0927.html http://secunia.com/advisories/44164 http://securitytracker.com/id?1025420 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.4 http://www.securityfocus.com/bid/47497 http://www.ubuntu.com/usn/USN-1146-1 https://bugzilla.redhat.com/show_bug.cgi?id=697822 https://exchange.xforce.ibmcloud.com/vulnerabilities/66876