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Fencer Intel
medium 5.5

CVE-2017-7616 json

Incorrect error handling in the set_mempolicy and mbind compat syscalls in mm/mempolicy.c in the Linux kernel through 4.10.9 allows local u…

published 2017-04-10 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-16621

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 35%
public exploits
0
none known

Summary

Incorrect error handling in the set_mempolicy and mbind compat syscalls in mm/mempolicy.c in the Linux kernel through 4.10.9 allows local users to obtain sensitive information from uninitialized stack data by triggering failure of a certain bitmap operation.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 4.9.25-1

debian advisories DEBIAN-CVE-2017-7616

  • linux Ubuntu 14.04 LTS 3.13.0-129.178
  • linux Ubuntu 16.04 LTS 4.4.0-78.99
  • linux-aws Ubuntu 16.04 LTS 4.4.0-1017.26
  • linux-gke Ubuntu 16.04 LTS 4.4.0-1013.13
  • linux-hwe Ubuntu 16.04 LTS 4.10.0-32.36~16.04.1
  • linux-raspi2 Ubuntu 16.04 LTS 4.4.0-1055.62
  • linux-lts-xenial Ubuntu 14.04 LTS 4.4.0-78.99~14.04.2
  • linux-snapdragon Ubuntu 16.04 LTS 4.4.0-1058.62

ubuntu advisories UBUNTU-CVE-2017-7616

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel RHEL 6 2.6.32-754.el6
  • perf RHEL 6 2.6.32-754.el6
  • python-perf RHEL 6 2.6.32-754.el6
  • kernel-kdump RHEL 6 2.6.32-754.el6
  • kernel-firmware RHEL 6 2.6.32-754.el6
  • kernel-bootwrapper RHEL 6 2.6.32-754.el6
  • kernel-abi-whitelists RHEL 6 2.6.32-754.el6
  • kernel-debuginfo-common-i686 RHEL 6 2.6.32-754.el6

red hat advisories RHSA-2018:1854RHSA-2017:2077RHSA-2017:1842

  • kernel-ec2 SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.5.1
  • kernel-pae SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.5.1
  • kernel-xen SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.5.1
  • kernel-syms SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.5.1
  • kernel-trace SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.5.1
  • kernel-source SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.5.1
  • kernel-default SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3 3.0.101-0.47.106.5.1
  • kernel-rt SLE Real Time 11 SP4 3.0.101.rt130-69.5.1

suse advisories SUSE-SU-2017:2525-1SUSE-SU-2017:2342-1SUSE-SU-2017:1990-1SUSE-SU-2017:1853-1SUSE-SU-2017:1360-1SUSE-SU-2017:1301-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-7616 updated cvss 5.5

kernel: Incorrect error handling in the set_mempolicy and mbind compat syscalls in mm/mempolicy.c

  • Red Hat Enterprise Linux 5 kernel
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-693.el7, kernel 3.10.0-693.el7, python-perf 3.10.0-693.el7, kernel-tools 3.10.0-693.el7, kernel-tools-libs 3.10.0-693.el7, kernel-abi-whitelists 3.10.0-693.el7, +1 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-693.el7 Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-693.el7, kernel 3.10.0-693.el7, python-perf 3.10.0-693.el7, kernel-tools 3.10.0-693.el7, kernel-tools-libs 3.10.0-693.el7, kernel-abi-whitelists 3.10.0-693.el7, +1 more Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-693.el7
    fixed: vendor fix RHSA-2017:1842
  • Red Hat Enterprise Linux Desktop (v. 6) perf 2.6.32-754.el6, kernel 2.6.32-754.el6, kernel-firmware 2.6.32-754.el6, kernel-abi-whitelists 2.6.32-754.el6, kernel-debuginfo-common-i686 2.6.32-754.el6, kernel-debuginfo-common-x86_64 2.6.32-754.el6 Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf 2.6.32-754.el6, kernel-debuginfo-common-i686 2.6.32-754.el6, kernel-debuginfo-common-x86_64 2.6.32-754.el6
    fixed: vendor fix RHSA-2018:1854
  • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt 3.10.0-693.rt56.617.el7, kernel-rt-trace 3.10.0-693.rt56.617.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-693.rt56.617.el7 Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt 3.10.0-693.rt56.617.el7, kernel-rt-kvm 3.10.0-693.rt56.617.el7, kernel-rt-trace 3.10.0-693.rt56.617.el7, kernel-rt-debug-kvm 3.10.0-693.rt56.617.el7, kernel-rt-trace-kvm 3.10.0-693.rt56.617.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-693.rt56.617.el7
    fixed: vendor fix RHSA-2017:2077
  • Red Hat Enterprise Linux HPC Node (v. 6) perf 2.6.32-754.el6, kernel 2.6.32-754.el6, kernel-firmware 2.6.32-754.el6, kernel-abi-whitelists 2.6.32-754.el6, kernel-debuginfo-common-i686 2.6.32-754.el6, kernel-debuginfo-common-x86_64 2.6.32-754.el6 Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf 2.6.32-754.el6, kernel-debuginfo-common-x86_64 2.6.32-754.el6 Red Hat Enterprise Linux Server (v. 6) perf 2.6.32-754.el6, kernel 2.6.32-754.el6, kernel-kdump 2.6.32-754.el6, kernel-firmware 2.6.32-754.el6, kernel-bootwrapper 2.6.32-754.el6, kernel-abi-whitelists 2.6.32-754.el6, +4 more
    fixed: vendor fix RHSA-2018:1854
  • Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-693.el7, kernel 3.10.0-693.el7, python-perf 3.10.0-693.el7, kernel-kdump 3.10.0-693.el7, kernel-tools 3.10.0-693.el7, kernel-tools-libs 3.10.0-693.el7, +6 more
    fixed: vendor fix RHSA-2017:1842
  • Red Hat Enterprise Linux Server Optional (v. 6) python-perf 2.6.32-754.el6, kernel-debuginfo-common-i686 2.6.32-754.el6, kernel-debuginfo-common-ppc64 2.6.32-754.el6, kernel-debuginfo-common-s390x 2.6.32-754.el6, kernel-debuginfo-common-x86_64 2.6.32-754.el6
    fixed: vendor fix RHSA-2018:1854
  • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-693.el7, kernel-debuginfo-common-x86_64 3.10.0-693.el7, kernel-debuginfo-common-ppc64le 3.10.0-693.el7
    fixed: vendor fix RHSA-2017:1842
show 5 more
  • Red Hat Enterprise Linux Workstation (v. 6) perf 2.6.32-754.el6, kernel 2.6.32-754.el6, kernel-firmware 2.6.32-754.el6, kernel-abi-whitelists 2.6.32-754.el6, kernel-debuginfo-common-i686 2.6.32-754.el6, kernel-debuginfo-common-x86_64 2.6.32-754.el6
    fixed: vendor fix RHSA-2018:1854
  • Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-693.el7, kernel 3.10.0-693.el7, python-perf 3.10.0-693.el7, kernel-tools 3.10.0-693.el7, kernel-tools-libs 3.10.0-693.el7, kernel-abi-whitelists 3.10.0-693.el7, +1 more
    fixed: vendor fix RHSA-2017:1842
  • Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf 2.6.32-754.el6, kernel-debuginfo-common-i686 2.6.32-754.el6, kernel-debuginfo-common-x86_64 2.6.32-754.el6
    fixed: vendor fix RHSA-2018:1854
  • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-693.el7
    fixed: vendor fix RHSA-2017:1842
  • Red Hat Enterprise Linux Client (v. 7) kernel-headers 3.10.0-693.el7 Red Hat Enterprise Linux ComputeNode (v. 7) kernel-headers 3.10.0-693.el7 Red Hat Enterprise Linux Server (v. 7) kernel-headers 3.10.0-693.el7 Red Hat Enterprise Linux Workstation (v. 7) kernel-headers 3.10.0-693.el7 Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.