CVE-2009-3547

Public Exploit

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.

Category

7.0
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 4.23% Top 15%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11513 broken link signature third party advisory vdb entry
http://www.redhat.com/support/errata/RHSA-2009-1672.html vendor advisory broken link
http://www.securityfocus.com/archive/1/512019/100/0/threaded broken link mailing list third party advisory vdb entry
http://www.securityfocus.com/bid/36901 vdb entry exploit broken link third party advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ad3960243e55320d74195fb85c975e0a8cc4466c broken link
https://rhn.redhat.com/errata/RHSA-2009-1540.html third party advisory vendor advisory
http://www.ubuntu.com/usn/usn-864-1 third party advisory vendor advisory
http://secunia.com/advisories/38794 third party advisory broken link
http://lists.vmware.com/pipermail/security-announce/2010/000082.html third party advisory mailing list
http://lkml.org/lkml/2009/10/21/42 patch mailing list
http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html vendor advisory mailing list third party advisory
https://rhn.redhat.com/errata/RHSA-2009-1541.html third party advisory vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:329 vendor advisory broken link
http://secunia.com/advisories/37351 third party advisory broken link
http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00007.html vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html vendor advisory broken link mailing list third party advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7608 broken link signature third party advisory vdb entry
http://marc.info/?l=oss-security&m=125724568017045&w=2 third party advisory mailing list
https://rhn.redhat.com/errata/RHSA-2009-1548.html third party advisory vendor advisory
http://secunia.com/advisories/38834 third party advisory broken link
http://lkml.org/lkml/2009/10/14/184 exploit mailing list
https://rhn.redhat.com/errata/RHSA-2009-1550.html third party advisory vendor advisory
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc6 broken link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9327 broken link signature third party advisory vdb entry
http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00005.html vendor advisory mailing list third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=530490 patch third party advisory issue tracking
http://secunia.com/advisories/38017 third party advisory broken link
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00190.html vendor advisory mailing list
http://www.vupen.com/english/advisories/2010/0528 vdb entry broken link

Frequently Asked Questions

What is the severity of CVE-2009-3547?
CVE-2009-3547 has been scored as a high severity vulnerability.
How to fix CVE-2009-3547?
To fix CVE-2009-3547, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-3547 being actively exploited in the wild?
It is possible that CVE-2009-3547 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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