CVE-2016-7117 in the critical feed json
Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel before 4.5.2 allows remote attackers to exe…
published 2016-10-10 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-7996
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 23.6%
- EPSS 23.6% chance of exploitation in 30 days, percentile 97%
- public exploits
- 0
- none known
Summary
Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel before 4.5.2 allows remote attackers to execute arbitrary code via vectors involving a recvmmsg system call that is mishandled during error processing.
Patch / fix
- linux linux_kernel 3.2.80, 3.4.113, 3.10.102, 3.12.59, 3.14.67, 3.16.35, 3.18.37, 4.1.28, 4.4.8, 4.5.2
- linux Debian 14, Debian 13, Debian 12 4.5.2-1
debian advisories DEBIAN-CVE-2016-7117
- linux Ubuntu 14.04 LTS 3.13.0-86.130
- linux Ubuntu 16.04 LTS 4.4.0-22.39
- linux-raspi2 Ubuntu 16.04 LTS 4.4.0-1010.12
- linux-lts-vivid Ubuntu 14.04 LTS 3.19.0-59.65~14.04.1
- linux-lts-xenial Ubuntu 14.04 LTS 4.4.0-22.39~14.04.1
- linux-snapdragon Ubuntu 16.04 LTS 4.4.0-1013.14
ubuntu advisories UBUNTU-CVE-2016-7117
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-rt enterprise mrg 2 1:3.10.0-514.rt56.210.el6rt
- kernel-rt-trace enterprise mrg 2 1:3.10.0-514.rt56.210.el6rt
- kernel-rt-vanilla enterprise mrg 2 1:3.10.0-514.rt56.210.el6rt
- kernel-rt-firmware enterprise mrg 2 1:3.10.0-514.rt56.210.el6rt
- kernel-rt-debuginfo-common-x86_64 enterprise mrg 2 1:3.10.0-514.rt56.210.el6rt
- kernel-rt RHEL 7 EXTRAS_RT 3.10.0-514.6.1.rt56.429.el7
- kernel-rt-kvm RHEL 7 EXTRAS_RT 3.10.0-514.6.1.rt56.429.el7
- kernel-rt-trace RHEL 7 EXTRAS_RT 3.10.0-514.6.1.rt56.429.el7
red hat advisories RHSA-2017:0270RHSA-2017:0216RHSA-2017:0217RHSA-2017:0215RHSA-2017:0196RHSA-2017:0113
- kernel-rt SLE Real Time 11 SP4 3.0.101.rt130-69.5.1
- kernel-syms-rt SLE Real Time 11 SP4 3.0.101.rt130-69.5.1
- kernel-rt_trace SLE Real Time 11 SP4 3.0.101.rt130-69.5.1
- kernel-source-rt SLE Real Time 11 SP4 3.0.101.rt130-69.5.1
- kernel-rt SLE Real Time 12 SP2 4.4.74-7.10.1
- kernel-syms-rt SLE Real Time 12 SP2 4.4.74-7.10.1
- kernel-rt_debug SLE Real Time 12 SP2 4.4.74-7.10.1
- kernel-source-rt SLE Real Time 12 SP2 4.4.74-7.10.1
suse advisories SUSE-SU-2017:2342-1SUSE-SU-2017:1990-1SUSE-SU-2017:1360-1SUSE-SU-2017:1247-1SUSE-SU-2017:1102-1SUSE-SU-2017:0575-1
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-2016-7117 updated cvss 8.1
kernel: Use-after-free in the recvmmsg exit path
-
Red Hat Enterprise Linux (v. 5 server) kernel 2.6.18-417.el5, kernel-PAE 2.6.18-417.el5, kernel-xen 2.6.18-417.el5, kernel-kdump 2.6.18-417.el5, kernel-debuginfo-common 2.6.18-417.el5fixed: vendor fix RHSA-2016:2962
-
Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-514.6.1.el7, kernel 3.10.0-514.6.1.el7, python-perf 3.10.0-514.6.1.el7, kernel-tools 3.10.0-514.6.1.el7, kernel-tools-libs 3.10.0-514.6.1.el7, kernel-abi-whitelists 3.10.0-514.6.1.el7, +1 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-514.6.1.el7 Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-514.6.1.el7, kernel 3.10.0-514.6.1.el7, python-perf 3.10.0-514.6.1.el7, kernel-tools 3.10.0-514.6.1.el7, kernel-tools-libs 3.10.0-514.6.1.el7, kernel-abi-whitelists 3.10.0-514.6.1.el7, +1 morefixed: vendor fix RHSA-2017:0086
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Red Hat Enterprise Linux ComputeNode EUS (v. 7.1) perf 3.10.0-229.48.1.el7, kernel 3.10.0-229.48.1.el7, kernel-tools 3.10.0-229.48.1.el7, kernel-tools-libs 3.10.0-229.48.1.el7, kernel-abi-whitelists 3.10.0-229.48.1.el7, kernel-debuginfo-common-x86_64 3.10.0-229.48.1.el7fixed: vendor fix RHSA-2017:0270
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Red Hat Enterprise Linux ComputeNode EUS (v. 7.2) perf 3.10.0-327.46.1.el7, kernel 3.10.0-327.46.1.el7, python-perf 3.10.0-327.46.1.el7, kernel-tools 3.10.0-327.46.1.el7, kernel-tools-libs 3.10.0-327.46.1.el7, kernel-abi-whitelists 3.10.0-327.46.1.el7, +1 morefixed: vendor fix RHSA-2017:0217
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Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-514.6.1.el7fixed: vendor fix RHSA-2017:0086
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Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1) python-perf 3.10.0-229.48.1.el7, kernel-debuginfo-common-x86_64 3.10.0-229.48.1.el7fixed: vendor fix RHSA-2017:0270
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Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.2) kernel-debuginfo-common-x86_64 3.10.0-327.46.1.el7fixed: vendor fix RHSA-2017:0217
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Red Hat Enterprise Linux Desktop (v. 5 client) kernel 2.6.18-417.el5, kernel-PAE 2.6.18-417.el5, kernel-xen 2.6.18-417.el5, kernel-debuginfo-common 2.6.18-417.el5fixed: vendor fix RHSA-2016:2962
show 29 moreshow fewer
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Red Hat Enterprise Linux Desktop (v. 6) perf 2.6.32-642.13.1.el6, kernel 2.6.32-642.13.1.el6, kernel-firmware 2.6.32-642.13.1.el6, kernel-abi-whitelists 2.6.32-642.13.1.el6, kernel-debuginfo-common-i686 2.6.32-642.13.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.13.1.el6 Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf 2.6.32-642.13.1.el6, kernel-debuginfo-common-i686 2.6.32-642.13.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.13.1.el6fixed: vendor fix RHSA-2017:0036
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Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt 3.10.0-514.6.1.rt56.429.el7, kernel-rt-kvm 3.10.0-514.6.1.rt56.429.el7, kernel-rt-trace 3.10.0-514.6.1.rt56.429.el7, kernel-rt-debug-kvm 3.10.0-514.6.1.rt56.429.el7, kernel-rt-trace-kvm 3.10.0-514.6.1.rt56.429.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-514.6.1.rt56.429.el7fixed: vendor fix RHSA-2017:0091
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Red Hat Enterprise Linux HPC Node (v. 6) perf 2.6.32-642.13.1.el6, kernel 2.6.32-642.13.1.el6, kernel-firmware 2.6.32-642.13.1.el6, kernel-abi-whitelists 2.6.32-642.13.1.el6, kernel-debuginfo-common-i686 2.6.32-642.13.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.13.1.el6fixed: vendor fix RHSA-2017:0036
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Red Hat Enterprise Linux HPC Node EUS (v. 6.7) perf 2.6.32-573.38.1.el6, kernel 2.6.32-573.38.1.el6, kernel-firmware 2.6.32-573.38.1.el6, kernel-abi-whitelists 2.6.32-573.38.1.el6, kernel-debuginfo-common-i686 2.6.32-573.38.1.el6, kernel-debuginfo-common-x86_64 2.6.32-573.38.1.el6fixed: vendor fix RHSA-2017:0031
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Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf 2.6.32-642.13.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.13.1.el6fixed: vendor fix RHSA-2017:0036
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Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7) python-perf 2.6.32-573.38.1.el6, kernel-debuginfo-common-x86_64 2.6.32-573.38.1.el6fixed: vendor fix RHSA-2017:0031
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Red Hat Enterprise Linux Realtime (v. 7) kernel-rt 3.10.0-514.6.1.rt56.429.el7, kernel-rt-trace 3.10.0-514.6.1.rt56.429.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-514.6.1.rt56.429.el7fixed: vendor fix RHSA-2017:0091
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Red Hat Enterprise Linux Server (v. 6) perf 2.6.32-642.13.1.el6, kernel 2.6.32-642.13.1.el6, kernel-kdump 2.6.32-642.13.1.el6, kernel-firmware 2.6.32-642.13.1.el6, kernel-bootwrapper 2.6.32-642.13.1.el6, kernel-abi-whitelists 2.6.32-642.13.1.el6, +4 morefixed: vendor fix RHSA-2017:0036
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Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-514.6.1.el7, kernel 3.10.0-514.6.1.el7, python-perf 3.10.0-514.6.1.el7, kernel-kdump 3.10.0-514.6.1.el7, kernel-tools 3.10.0-514.6.1.el7, kernel-tools-libs 3.10.0-514.6.1.el7, +6 morefixed: vendor fix RHSA-2017:0086
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Red Hat Enterprise Linux Server AUS (v. 6.2) perf 2.6.32-220.69.1.el6, kernel 2.6.32-220.69.1.el6, kernel-firmware 2.6.32-220.69.1.el6, kernel-debuginfo-common-x86_64 2.6.32-220.69.1.el6fixed: vendor fix RHSA-2017:0215
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Red Hat Enterprise Linux Server AUS (v. 6.4) perf 2.6.32-358.76.1.el6, kernel 2.6.32-358.76.1.el6, kernel-firmware 2.6.32-358.76.1.el6, kernel-debuginfo-common-x86_64 2.6.32-358.76.1.el6fixed: vendor fix RHSA-2017:0196
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Red Hat Enterprise Linux Server AUS (v. 6.5) perf 2.6.32-431.77.1.el6, kernel 2.6.32-431.77.1.el6, kernel-firmware 2.6.32-431.77.1.el6, kernel-abi-whitelists 2.6.32-431.77.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.77.1.el6fixed: vendor fix RHSA-2017:0065
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Red Hat Enterprise Linux Server AUS (v. 6.6) perf 2.6.32-504.56.1.el6, kernel 2.6.32-504.56.1.el6, kernel-firmware 2.6.32-504.56.1.el6, kernel-abi-whitelists 2.6.32-504.56.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.56.1.el6fixed: vendor fix RHSA-2017:0216
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Red Hat Enterprise Linux Server EUS (v. 6.7) perf 2.6.32-573.38.1.el6, kernel 2.6.32-573.38.1.el6, kernel-kdump 2.6.32-573.38.1.el6, kernel-firmware 2.6.32-573.38.1.el6, kernel-bootwrapper 2.6.32-573.38.1.el6, kernel-abi-whitelists 2.6.32-573.38.1.el6, +4 morefixed: vendor fix RHSA-2017:0031
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Red Hat Enterprise Linux Server EUS (v. 7.1) perf 3.10.0-229.48.1.el7, kernel 3.10.0-229.48.1.el7, perf 3.10.0-229.48.1.ael7b, kernel 3.10.0-229.48.1.ael7b, kernel-kdump 3.10.0-229.48.1.el7, kernel-tools 3.10.0-229.48.1.el7, +11 morefixed: vendor fix RHSA-2017:0270
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Red Hat Enterprise Linux Server EUS (v. 7.2) perf 3.10.0-327.46.1.el7, kernel 3.10.0-327.46.1.el7, python-perf 3.10.0-327.46.1.el7, kernel-kdump 3.10.0-327.46.1.el7, kernel-tools 3.10.0-327.46.1.el7, kernel-tools-libs 3.10.0-327.46.1.el7, +6 morefixed: vendor fix RHSA-2017:0217
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Red Hat Enterprise Linux Server Optional (v. 6) python-perf 2.6.32-642.13.1.el6, kernel-debuginfo-common-i686 2.6.32-642.13.1.el6, kernel-debuginfo-common-ppc64 2.6.32-642.13.1.el6, kernel-debuginfo-common-s390x 2.6.32-642.13.1.el6, kernel-debuginfo-common-x86_64 2.6.32-642.13.1.el6fixed: vendor fix RHSA-2017:0036
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Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-514.6.1.el7, kernel-debuginfo-common-x86_64 3.10.0-514.6.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-514.6.1.el7fixed: vendor fix RHSA-2017:0086
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Red Hat Enterprise Linux Server Optional AUS (v. 6.2) kernel 2.6.32-220.69.1.el6, python-perf 2.6.32-220.69.1.el6, kernel-debuginfo-common-x86_64 2.6.32-220.69.1.el6fixed: vendor fix RHSA-2017:0215
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Red Hat Enterprise Linux Server Optional AUS (v. 6.4) kernel 2.6.32-358.76.1.el6, python-perf 2.6.32-358.76.1.el6, kernel-debuginfo-common-x86_64 2.6.32-358.76.1.el6fixed: vendor fix RHSA-2017:0196
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Red Hat Enterprise Linux Server Optional AUS (v. 6.5) kernel 2.6.32-431.77.1.el6, python-perf 2.6.32-431.77.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.77.1.el6fixed: vendor fix RHSA-2017:0065
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Red Hat Enterprise Linux Server Optional AUS (v. 6.6) python-perf 2.6.32-504.56.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.56.1.el6fixed: vendor fix RHSA-2017:0216
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Red Hat Enterprise Linux Server Optional EUS (v. 6.7) python-perf 2.6.32-573.38.1.el6, kernel-debuginfo-common-i686 2.6.32-573.38.1.el6, kernel-debuginfo-common-ppc64 2.6.32-573.38.1.el6, kernel-debuginfo-common-s390x 2.6.32-573.38.1.el6, kernel-debuginfo-common-x86_64 2.6.32-573.38.1.el6fixed: vendor fix RHSA-2017:0031
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Red Hat Enterprise Linux Server Optional EUS (v. 7.1) python-perf 3.10.0-229.48.1.el7, python-perf 3.10.0-229.48.1.ael7b, kernel-debuginfo-common-ppc64 3.10.0-229.48.1.el7, kernel-debuginfo-common-s390x 3.10.0-229.48.1.el7, kernel-debuginfo-common-x86_64 3.10.0-229.48.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-229.48.1.ael7bfixed: vendor fix RHSA-2017:0270
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Red Hat Enterprise Linux Server Optional EUS (v. 7.2) kernel-debuginfo-common-ppc64 3.10.0-327.46.1.el7, kernel-debuginfo-common-x86_64 3.10.0-327.46.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-327.46.1.el7fixed: vendor fix RHSA-2017:0217
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Red Hat Enterprise Linux Server Optional TUS (v. 6.5) kernel 2.6.32-431.77.1.el6, python-perf 2.6.32-431.77.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.77.1.el6fixed: vendor fix RHSA-2017:0065
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Red Hat Enterprise Linux Server Optional TUS (v. 6.6) python-perf 2.6.32-504.56.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.56.1.el6fixed: vendor fix RHSA-2017:0216
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Red Hat Enterprise Linux Server TUS (v. 6.5) perf 2.6.32-431.77.1.el6, kernel 2.6.32-431.77.1.el6, kernel-firmware 2.6.32-431.77.1.el6, kernel-abi-whitelists 2.6.32-431.77.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.77.1.el6fixed: vendor fix RHSA-2017:0065
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Red Hat Enterprise Linux Server TUS (v. 6.6) perf 2.6.32-504.56.1.el6, kernel 2.6.32-504.56.1.el6, kernel-firmware 2.6.32-504.56.1.el6, kernel-abi-whitelists 2.6.32-504.56.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.56.1.el6fixed: vendor fix RHSA-2017:0216
5 more fixed in the full advisory
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
23.56% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-19 Data Processing Errors
- Technology feeds
References
-
github.com
/torvalds/linux/commit/34b88a68f26a75e4fded796f1a49c40f82234b7d
issue-tracking, patch, third-party-advisory
-
git.kernel.org
/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=34b88a68f26a75e4fded796f1a49c40f82234b7d
issue-tracking, patch, vendor-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0216.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0086.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2016-2962.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0113.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0091.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0031.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0065.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0270.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0217.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0036.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0215.html
vendor-advisory, third-party-advisory
-
rhn.redhat.com
/errata/RHSA-2017-0196.html
vendor-advisory, third-party-advisory
-
source.android.com
/security/bulletin/2016-10-01.html
vendor-advisory
-
kernel.org
/pub/linux/kernel/v4.x/ChangeLog-4.5.2
release-notes, vendor-advisory
-
security-tracker.debian.org
/tracker/CVE-2016-7117
issue-tracking, third-party-advisory
-
bugzilla.novell.com
/show_bug.cgi?id=1003077
issue-tracking, third-party-advisory
-
bugzilla.redhat.com
/show_bug.cgi?id=1382268
issue-tracking, third-party-advisory
-
people.canonical.com
/~ubuntu-security/cve/2016/CVE-2016-7117.html
issue-tracking, third-party-advisory
-
securityfocus.com
/bid/93304
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2016-7117
- NVD CVE-2016-7117
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.