Description

Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service (NULL pointer dereference and system crash) or gain privileges by attempting to open an anonymous pipe via a /proc/*/fd/ pathname.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad3960243e55320d74195fb85c975e0a8cc4466c

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/2010-01/msg00000.html

http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html

http://lists.vmware.com/pipermail/security-announce/2010/000082.html

http://lkml.org/lkml/2009/10/14/184

http://lkml.org/lkml/2009/10/21/42

http://marc.info/?l=oss-security&m=125724568017045&w=2

http://secunia.com/advisories/37351

http://secunia.com/advisories/38017

http://secunia.com/advisories/38794

http://secunia.com/advisories/38834

http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc6

http://www.mandriva.com/security/advisories?name=MDVSA-2009:329

http://www.redhat.com/support/errata/RHSA-2009-1672.html

http://www.securityfocus.com/archive/1/512019/100/0/threaded

http://www.securityfocus.com/bid/36901

http://www.ubuntu.com/usn/usn-864-1

http://www.vupen.com/english/advisories/2010/0528

https://bugzilla.redhat.com/show_bug.cgi?id=530490

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11513

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7608

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9327

https://rhn.redhat.com/errata/RHSA-2009-1540.html

https://rhn.redhat.com/errata/RHSA-2009-1541.html

https://rhn.redhat.com/errata/RHSA-2009-1548.html

https://rhn.redhat.com/errata/RHSA-2009-1550.html

https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00190.html

Details

Risk Information

CVSS v2

CVSS v3