CVE-2016-2847

Description

fs/pipe.c in the Linux kernel before 4.5 does not limit the amount of unread data in pipes, which allows local users to cause a denial of service (memory consumption) by creating many pipes with non-default sizes.

Category

6.2
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1313428 issue tracking
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=759c01142a5d0f364a462346168a56de28a80f52 patch vendor advisory
http://www.ubuntu.com/usn/USN-2967-1 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2949-1 vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.securityfocus.com/bid/83870 vdb entry
http://www.debian.org/security/2016/dsa-3503 vendor advisory
http://www.ubuntu.com/usn/USN-2947-3 vendor advisory
http://www.ubuntu.com/usn/USN-2967-2 vendor advisory
http://www.openwall.com/lists/oss-security/2016/03/01/3 mailing list patch
http://rhn.redhat.com/errata/RHSA-2016-2584.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-2574.html vendor advisory
http://www.ubuntu.com/usn/USN-2947-2 vendor advisory
http://www.ubuntu.com/usn/USN-2947-1 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html third party advisory vendor advisory
https://github.com/torvalds/linux/commit/759c01142a5d0f364a462346168a56de28a80f52
http://www.ubuntu.com/usn/USN-2946-2 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00060.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html vendor advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
http://rhn.redhat.com/errata/RHSA-2017-0217.html vendor advisory
http://www.ubuntu.com/usn/USN-2948-1 vendor advisory
http://www.ubuntu.com/usn/USN-2946-1 vendor advisory
http://www.ubuntu.com/usn/USN-2948-2 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-2847?
CVE-2016-2847 has been scored as a medium severity vulnerability.
How to fix CVE-2016-2847?
To fix CVE-2016-2847, 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-2016-2847 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-2847 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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