Date: Wed, 30 Apr 2014 20:14:04 +0530 (IST) From: P J P <ppandit@...hat.com> To: oss security list <oss-security@...ts.openwall.com> Subject: CVE request Linux kernel: mm: try_to_unmap_cluster() should lock_page() before mlocking Hello, Linux kernel kernel's Memory Management Unit(MMU) is vulnerable to a crash caused by unlocked memory pages. It could occur during the memory page migration or while cleaning the swap cache pages. An unprivileged user/program could use this flaw to crash the system kernel, resulting in DoS. Upstream fix: ------------- -> https://git.kernel.org/linus/57e68e9cd65b4b8eb4045a1e0d0746458502554c Introduced in: -------------- -> https://git.kernel.org/linus/b291f000393f5a0b679012b39d79fbc85c018233 Thank you. -- Prasad J Pandit / Red Hat Security Response Team
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