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Fencer Intel
high 7.8

CVE-2016-10044 json

The aio_mount function in fs/aio.c in the Linux kernel before 4.7.7 does not properly restrict execute access, which makes it easier for lo…

published 2017-02-07 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-1239

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

The aio_mount function in fs/aio.c in the Linux kernel before 4.7.7 does not properly restrict execute access, which makes it easier for local users to bypass intended SELinux W^X policy restrictions, and consequently gain privileges, via an io_setup system call.

Patch / fix

  • linux linux_kernel 3.16.43, 4.4.24, 4.7.7
  • linux Debian 14, Debian 13, Debian 12 4.7.8-1

debian advisories DEBIAN-CVE-2016-10044

  • linux Ubuntu 14.04 LTS 3.13.0-132.181
  • linux Ubuntu 16.04 LTS 4.4.0-47.68
  • linux-raspi2 Ubuntu 16.04 LTS 4.4.0-1038.45
  • linux-lts-xenial Ubuntu 14.04 LTS 4.4.0-47.68~14.04.1
  • linux-snapdragon Ubuntu 16.04 LTS 4.4.0-1035.39

ubuntu advisories UBUNTU-CVE-2016-10044

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-ec2 SLE Module for Public Cloud 12 3.12.74-60.64.40.1
  • kernel-xen SLES for SAP 12 SP1, SLES 12 SP1, SLED 12 SP1 3.12.74-60.64.40.1
  • kernel-syms SLES for SAP 12 SP1, SLES 12 SP1, SLED 12 SP1 3.12.74-60.64.40.1
  • kernel-source SLES for SAP 12 SP1, SLES 12 SP1, SLED 12 SP1 3.12.74-60.64.40.1
  • kernel-default SLES for SAP 12 SP1, SLES 12 SP1, SLED 12 SP1 +1 more 3.12.74-60.64.40.1
  • kernel-obs-build SLE Software Development Kit 12 SP1 3.12.74-60.64.40.1
  • kernel-ec2 SLE Module for Public Cloud 12 3.12.61-52.72.1
  • kgraft-patch-SLE12-SP1_Update_15 SLE Live Patching 12 1-4.1

suse advisories SUSE-SU-2017:1360-1SUSE-SU-2017:1247-1

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-2016-10044 updated cvss 7.0

kernel: aio_mount function does not properly restrict execute access

  • Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    affected: no fix available
  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more
    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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
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.