CVE-2009-2910

EPSS 0.4%

arch/x86/ia32/ia32entry.S in the Linux kernel before 2.6.31.4 on the x86_64 platform does not clear certain kernel registers before a return to user mode, which allows local users to read register values from an earlier process by switching an ia32 process to 64-bit mode.

Produtos afetados

n/a · n/a

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Referências

http://git.kernel.org/?p=linux/kernel/git/x86/linux-2.6-tip.git%3Ba=commit%3Bh=24e35800cdc4350fc34e2bed37b608a9e13ab3b6 http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00005.html http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00007.html http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html http://lkml.org/lkml/2009/10/1/164 http://marc.info/?l=oss-security&m=125442304214452&w=2 http://marc.info/?l=oss-security&m=125444390112831&w=2 http://marc.info/?l=oss-security&m=125511635004768&w=2 https://bugzilla.redhat.com/show_bug.cgi?id=526788 http://secunia.com/advisories/36927 http://secunia.com/advisories/37075 http://secunia.com/advisories/37351