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Fencer Vulns
medium 4.7

CVE-2016-6136 json

Race condition in the audit_log_single_execve_arg function in kernel/auditsc.c in the Linux kernel through 4.7 allows local users to bypass…

published 2016-08-06 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-7070

cvss
4.7
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 18%
public exploits
0
none known

Summary

Race condition in the audit_log_single_execve_arg function in kernel/auditsc.c in the Linux kernel through 4.7 allows local users to bypass intended character-set restrictions or disrupt system-call auditing by changing a certain string, aka a "double fetch" vulnerability.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 4.7.2-1

debian advisories DEBIAN-CVE-2016-6136

  • linux Ubuntu 14.04 LTS 3.13.0-98.145
  • linux Ubuntu 16.04 LTS 4.4.0-38.57
  • linux-raspi2 Ubuntu 16.04 LTS 4.4.0-1023.29
  • linux-lts-vivid Ubuntu 14.04 LTS 3.19.0-71.79~14.04.1
  • linux-lts-xenial Ubuntu 14.04 LTS 4.4.0-38.57~14.04.1
  • linux-snapdragon Ubuntu 16.04 LTS 4.4.0-1026.29

ubuntu advisories UBUNTU-CVE-2016-6136

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 7 3.10.0-514.el7
  • perf RHEL 7 3.10.0-514.el7
  • python-perf RHEL 7 3.10.0-514.el7
  • kernel-kdump RHEL 7 3.10.0-514.el7
  • kernel-tools RHEL 7 3.10.0-514.el7
  • kernel-tools-libs RHEL 7 3.10.0-514.el7
  • kernel-bootwrapper RHEL 7 3.10.0-514.el7
  • kernel-abi-whitelists RHEL 7 3.10.0-514.el7

red hat advisories RHSA-2016:2574RHSA-2017:0307RHSA-2016:2584

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-2016-6136 updated cvss 5.3

kernel: Race condition vulnerability in execve argv arguments

  • Red Hat Enterprise Linux 5 kernel 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 Client (v. 7) perf 3.10.0-514.el7, kernel 3.10.0-514.el7, python-perf 3.10.0-514.el7, kernel-tools 3.10.0-514.el7, kernel-tools-libs 3.10.0-514.el7, kernel-abi-whitelists 3.10.0-514.el7, +1 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-514.el7 Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-514.el7, kernel 3.10.0-514.el7, python-perf 3.10.0-514.el7, kernel-tools 3.10.0-514.el7, kernel-tools-libs 3.10.0-514.el7, kernel-abi-whitelists 3.10.0-514.el7, +1 more Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-514.el7
    fixed: vendor fix RHSA-2016:2574
  • Red Hat Enterprise Linux Desktop (v. 6) perf 2.6.32-642.15.1.el6, kernel 2.6.32-642.15.1.el6, kernel-firmware 2.6.32-642.15.1.el6, kernel-abi-whitelists 2.6.32-642.15.1.el6, kernel-debuginfo-common-i686 2.6.32-642.15.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.15.1.el6 Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf 2.6.32-642.15.1.el6, kernel-debuginfo-common-i686 2.6.32-642.15.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.15.1.el6
    fixed: vendor fix RHSA-2017:0307
  • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt 3.10.0-514.rt56.420.el7, kernel-rt-trace 3.10.0-514.rt56.420.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-514.rt56.420.el7 Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt 3.10.0-514.rt56.420.el7, kernel-rt-kvm 3.10.0-514.rt56.420.el7, kernel-rt-trace 3.10.0-514.rt56.420.el7, kernel-rt-debug-kvm 3.10.0-514.rt56.420.el7, kernel-rt-trace-kvm 3.10.0-514.rt56.420.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-514.rt56.420.el7
    fixed: vendor fix RHSA-2016:2584
  • Red Hat Enterprise Linux HPC Node (v. 6) perf 2.6.32-642.15.1.el6, kernel 2.6.32-642.15.1.el6, kernel-firmware 2.6.32-642.15.1.el6, kernel-abi-whitelists 2.6.32-642.15.1.el6, kernel-debuginfo-common-i686 2.6.32-642.15.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.15.1.el6 Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf 2.6.32-642.15.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.15.1.el6 Red Hat Enterprise Linux Server (v. 6) perf 2.6.32-642.15.1.el6, kernel 2.6.32-642.15.1.el6, kernel-kdump 2.6.32-642.15.1.el6, kernel-firmware 2.6.32-642.15.1.el6, kernel-bootwrapper 2.6.32-642.15.1.el6, kernel-abi-whitelists 2.6.32-642.15.1.el6, +4 more
    fixed: vendor fix RHSA-2017:0307
  • Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-514.el7, kernel 3.10.0-514.el7, python-perf 3.10.0-514.el7, kernel-kdump 3.10.0-514.el7, kernel-tools 3.10.0-514.el7, kernel-tools-libs 3.10.0-514.el7, +6 more
    fixed: vendor fix RHSA-2016:2574
  • Red Hat Enterprise Linux Server Optional (v. 6) python-perf 2.6.32-642.15.1.el6, kernel-debuginfo-common-i686 2.6.32-642.15.1.el6, kernel-debuginfo-common-ppc64 2.6.32-642.15.1.el6, kernel-debuginfo-common-s390x 2.6.32-642.15.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.15.1.el6
    fixed: vendor fix RHSA-2017:0307
  • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-514.el7, kernel-debuginfo-common-x86_64 3.10.0-514.el7, kernel-debuginfo-common-ppc64le 3.10.0-514.el7
    fixed: vendor fix RHSA-2016:2574
show 4 more
  • Red Hat Enterprise Linux Workstation (v. 6) perf 2.6.32-642.15.1.el6, kernel 2.6.32-642.15.1.el6, kernel-firmware 2.6.32-642.15.1.el6, kernel-abi-whitelists 2.6.32-642.15.1.el6, kernel-debuginfo-common-i686 2.6.32-642.15.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.15.1.el6
    fixed: vendor fix RHSA-2017:0307
  • Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-514.el7, kernel 3.10.0-514.el7, python-perf 3.10.0-514.el7, kernel-tools 3.10.0-514.el7, kernel-tools-libs 3.10.0-514.el7, kernel-abi-whitelists 3.10.0-514.el7, +1 more
    fixed: vendor fix RHSA-2016:2574
  • Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf 2.6.32-642.15.1.el6, kernel-debuginfo-common-i686 2.6.32-642.15.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.15.1.el6
    fixed: vendor fix RHSA-2017:0307
  • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-514.el7
    fixed: vendor fix RHSA-2016:2574

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

0.27% chance of exploitation in the next 30 days, higher than 18% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 4.7 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 1.9 AV:L/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
Technology feeds

References

Sources

Fencer Vulns 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.