MEDIUM
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.
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
Source: MITRE
Published: 2009-11-04
Updated: 2020-08-12
Type: CWE-362
Base Score: 6.9
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.4
Severity: MEDIUM
Base Score: 7
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1
Severity: HIGH