Date: Wed, 23 Feb 2011 14:59:59 -0500 (EST) From: Josh Bressers <bressers@...hat.com> To: oss-security@...ts.openwall.com Cc: Timo Warns <warns@...-sense.de> Subject: Re: CVE request: kernel: fs/partitions: Kernel heap overflow via corrupted LDM partition tables ----- Original Message ----- > > The kernel automatically evaluates partition tables of storage devices. > The code for evaluating LDM partitions (in fs/partitions/ldm.c) contains > a bug that allows to overflow the kernel heap. It may be possible to > escalate privileges by exploiting this bug. > > (This bug is distinct from the LDM bug reported by Eugene Teo on > 2011-02-23.) > > This should affect both, 2.4 and 2.6 kernel. As a prerequisite, > CONFIG_LDM_PARTITION needs to be set. > Can you point to a commit message or something else that is public? It's not clear how this differs from Eugene's request. Thanks. -- JB
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