Date: Mon, 21 Nov 2011 18:51:19 +0100 From: Petr Matousek <pmatouse@...hat.com> To: oss-security@...ts.openwall.com Subject: CVE-2011-4110 kernel: keys: NULL pointer deref in the user-defined key type There is a NULL pointer deref in the user-defined key type whereby updating a negative key into a fully instantiated key will cause an oops to occur when the code attempts to free the non-existent old payload. Upstream commit: 9f35a33b8d06263a165efe3541d9aa0cdbd70b3b References: https://lkml.org/lkml/2011/11/15/363 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4110 Thanks, -- Petr Matousek / Red Hat Security Response Team
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