CVE-2016-2847
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in. High risk of service disruption.
- Exploit odds
- 0.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.6% in the next 30 days (EPSS).
- Severity: 6.2 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.6% · EPSS, next 30 days
- Weakness
- CWE-399
- Record status
- Modified
Affected
- Linux Kernel ≤ 4.4.8
- Novell Suse Linux Enterprise Software Development Kit 11.0
- Novell Suse Linux Enterprise Software Development Kit 12.0
- Novell Suse Linux Enterprise Debuginfo 11.0
- Novell Suse Linux Enterprise Desktop 12.0
- Novell Suse Linux Enterprise Live Patching 12.0
- Novell Suse Linux Enterprise Module For Public Cloud 12.0
- Novell Suse Linux Enterprise Real Time Extension 11.0
Attack profile CVSS 3.0 · 6.2
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2016-2847.md and follow it. Check whether this project is affected by CVE-2016-2847. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=759c01142a5d0f364a462346168a56de28a80f52
- http://www.openwall.com/lists/oss-security/2016/03/01/3
- https://github.com/torvalds/linux/commit/759c01142a5d0f364a462346168a56de28a80f52
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=759c01142a5d0f364a462346168a56de28a80f52
- http://www.openwall.com/lists/oss-security/2016/03/01/3
- https://github.com/torvalds/linux/commit/759c01142a5d0f364a462346168a56de28a80f52
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=759c01142a5d0f364a462346168a56de28a80f52
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00060.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://rhn.redhat.com/errata/RHSA-2017-0217.html
- http://www.debian.org/security/2016/dsa-3503
- http://www.openwall.com/lists/oss-security/2016/03/01/3
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
- http://www.securityfocus.com/bid/83870
- http://www.ubuntu.com/usn/USN-2946-1
- http://www.ubuntu.com/usn/USN-2946-2
- http://www.ubuntu.com/usn/USN-2947-1
- http://www.ubuntu.com/usn/USN-2947-2
- http://www.ubuntu.com/usn/USN-2947-3
- http://www.ubuntu.com/usn/USN-2948-1
- http://www.ubuntu.com/usn/USN-2948-2
- http://www.ubuntu.com/usn/USN-2949-1
- http://www.ubuntu.com/usn/USN-2967-1