Description
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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 4.5.2-1 | — |
| Debian 13 | linux | 4.5.2-1 | — |
| Debian 12 | linux | 4.5.2-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | linux | 4.4.0-22.39 | — |
| Ubuntu 16.04 LTS | linux-raspi2 | 4.4.0-1010.12 | — |
| Ubuntu 16.04 LTS | linux-snapdragon | 4.4.0-1013.14 | — |
| Ubuntu 14.04 LTS | linux | 3.13.0-86.130 | — |
| Ubuntu 14.04 LTS | linux-lts-vivid | 3.19.0-59.65~14.04.1 | — |
| Ubuntu 14.04 LTS | linux-lts-xenial | 4.4.0-22.39~14.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | kernel-rt +10 | 3.10.0-514.6.1.rt56.429.el7 | RHSA-2017:0091 |
| RHEL 7 | perf +18 | 3.10.0-514.6.1.el7 | RHSA-2017:0086 |
| RHEL 6 | perf +16 | 2.6.32-642.13.1.el6 | RHSA-2017:0036 |
| RHEL 5 | kernel +12 | 2.6.18-417.el5 | RHSA-2016:2962 |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Mission Critical 6 | perf +9 | 2.6.32-220.69.1.el6 | RHSA-2017:0215 |
| RHEL 7.2 EUS | perf +18 | 3.10.0-327.46.1.el7 | RHSA-2017:0217 |
| RHEL 7.1 EUS | kernel-kdump +4 | 3.10.0-229.48.1.el7 | RHSA-2017:0270 |
| RHEL 7.1 EUS | perf +13 | 3.10.0-229.48.1.ael7b | RHSA-2017:0270 |
| RHEL 6.7 EUS | perf +16 | 2.6.32-573.38.1.el6 | RHSA-2017:0031 |
| RHEL 6.6 TUS | perf +10 | 2.6.32-504.56.1.el6 | RHSA-2017:0216 |
| RHEL 6.6 AUS | perf +10 | 2.6.32-504.56.1.el6 | RHSA-2017:0216 |
| RHEL 6.5 TUS | perf +10 | 2.6.32-431.77.1.el6 | RHSA-2017:0065 |
| RHEL 6.5 AUS | perf +10 | 2.6.32-431.77.1.el6 | RHSA-2017:0065 |
| RHEL 6.4 AUS | perf +9 | 2.6.32-358.76.1.el6 | RHSA-2017:0196 |
| Red Hat MRG 2 | kernel-rt +10 | 1:3.10.0-514.rt56.210.el6rt | RHSA-2017:0113 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | kernel-docs | 4.4.49-92.11.3 | SUSE-SU-2017:0575-1 |
| SLES 12 SP2 | kernel-syms +3 | 4.4.49-92.11.1 | SUSE-SU-2017:0575-1 |
| SLES 12 SP1 | kernel-docs | 3.12.74-60.64.40.4 | SUSE-SU-2017:1360-1 |
| SLES 12 SP1 | kernel-xen +4 | 3.12.74-60.64.40.1 | SUSE-SU-2017:1360-1 |
| SLES 12 | kernel-ec2 +4 | 3.12.61-52.72.1 | SUSE-SU-2017:1360-1, SUSE-SU-2017:1247-1 |
| SLES 12 | kgraft-patch-SLE12_Update_11 | 6-2.1 | SUSE-SU-2016:3119-1 |
| SLES 12 | kgraft-patch-SLE12_Update_12 +1 | 4-2.1 | SUSE-SU-2016:3112-1, SUSE-SU-2016:3109-1 |
| SLES 12 | kgraft-patch-SLE12_Update_21 | 1-2.1 | SUSE-SU-2017:1247-1 |
| SLES 12 | kgraft-patch-SLE12_Update_9 +1 | 7-2.1 | SUSE-SU-2016:3249-1, SUSE-SU-2016:3111-1 |
| SLES 11 SP4 | kernel-docs | 3.0.101-88.3 | SUSE-SU-2016:2976-1 |
| SLES 11 SP4 | kernel-ec2 +8 | 3.0.101-88.1 | SUSE-SU-2016:2976-1 |
| SLES 11 SP3 | kernel-ec2 +7 | 3.0.101-0.47.96.1 | SUSE-SU-2017:0494-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP2 | kernel-ec2 +6 | 3.0.101-0.7.53.1 | SUSE-SU-2017:0333-1 |
| SLES for SAP 12 SP2 | kernel-syms +2 | 4.4.49-92.11.1 | SUSE-SU-2017:0575-1 |
| SLES for SAP 12 SP1 | kernel-xen +3 | 3.12.74-60.64.40.1 | SUSE-SU-2017:1360-1 |
| SLES for SAP 12 | kernel-xen +3 | 3.12.61-52.72.1 | SUSE-SU-2017:1247-1 |
| SLES for SAP 12 | kgraft-patch-SLE12_Update_11 | 6-2.1 | SUSE-SU-2016:3119-1 |
| SLES for SAP 12 | kgraft-patch-SLE12_Update_12 +1 | 4-2.1 | SUSE-SU-2016:3112-1, SUSE-SU-2016:3109-1 |
| SLES for SAP 12 | kgraft-patch-SLE12_Update_21 | 1-2.1 | SUSE-SU-2017:1247-1 |
| SLES for SAP 12 | kgraft-patch-SLE12_Update_9 +1 | 7-2.1 | SUSE-SU-2016:3249-1, SUSE-SU-2016:3111-1 |
| SLES for SAP 11 SP4 | kernel-ec2 +8 | 3.0.101-88.1 | SUSE-SU-2016:2976-1 |
| SLE Real Time 12 SP2 | kernel-rt +3 | 4.4.74-7.10.1 | SUSE-SU-2017:1990-1 |
| SLE Real Time 11 SP4 | kernel-rt +3 | 3.0.101.rt130-68.1 | SUSE-SU-2017:2342-1, SUSE-SU-2017:1102-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_0 | 8-23.2 | SUSE-SU-2016:3094-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_1 | 8-2.1 | SUSE-SU-2016:3100-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_15 | 1-4.1 | SUSE-SU-2017:1360-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_2 | 7-2.1 | SUSE-SU-2016:3093-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_3 | 6-2.1 | SUSE-SU-2016:3098-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP1_Update_4 | 5-2.1 | SUSE-SU-2016:3104-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12-SP2_Update_5 | 1-6.1 | SUSE-SU-2017:0575-1 |
| SUSE OpenStack Cloud 5 | kernel-ec2 +6 | 3.0.101-0.47.96.1 | SUSE-SU-2017:0494-1 |
| SUSE Manager Proxy 2.1 | kernel-ec2 +6 | 3.0.101-0.47.96.1 | SUSE-SU-2017:0494-1 |
| SUSE Manager 2.1 | kernel-ec2 +6 | 3.0.101-0.47.96.1 | SUSE-SU-2017:0494-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | kernel-ec2 +6 | 3.0.101-0.47.96.1 | SUSE-SU-2017:0494-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | dtrace-modules-3.8.13-118.15.2.el6uek | 0.4.5-3.el6 | ELSA-2016-3656 |
| Oracle Linux 7 | dtrace-modules-3.8.13-118.15.2.el7uek | 0.4.5-3.el7 | ELSA-2016-3656 |
| Oracle Linux 7 | dtrace-modules-4.1.12-61.1.23.el6uek | 0.5.3-2.el6 | ELSA-2016-3655 |
| Oracle Linux 7 | dtrace-modules-4.1.12-61.1.23.el7uek | 0.5.3-2.el7 | ELSA-2016-3655 |
| Oracle Linux 7 | kernel-uek +5 | 3.8.13-118.15.2.el7uek | ELSA-2016-3656, ELSA-2016-3655 |
| Oracle Linux 7 | perf +11 | 3.10.0-514.6.1.el7 | ELSA-2017-0086 |
Advisories 34
- RHSA-2017:0270 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0217 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0216 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0215 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0196 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0113 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0086 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0091 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0065 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0031 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:0036 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2016:2962 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- SUSE-SU-2016:2976-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3249-1 Security update for Linux Kernel Live Patch 10 for SLE 12 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:1247-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3098-1 Security update for Linux Kernel Live Patch 3 for SLE 12 SP1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:1102-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3119-1 Security update for Linux Kernel Live Patch 11 for SLE 12 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3093-1 Security update for Linux Kernel Live Patch 2 for SLE 12 SP1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0494-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3112-1 Security update for Linux Kernel Live Patch 12 for SLE 12 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0575-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:1360-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3104-1 Security update for Linux Kernel Live Patch 4 for SLE 12 SP1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0333-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3094-1 Security update for Linux Kernel Live Patch 0 for SLE 12 SP1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3100-1 Security update for Linux Kernel Live Patch 1 for SLE 12 SP1 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3111-1 Security update for Linux Kernel Live Patch 9 for SLE 12 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:3109-1 Security update for Linux Kernel Live Patch 13 for SLE 12 SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2017:1990-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2017:2342-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- ELSA-2017-0086 Important: kernel security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jan 17, 2017
- ELSA-2016-3656 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Dec 21, 2016
- ELSA-2016-3655 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Dec 21, 2016
References
- RHSA-2017:0216 vendor-advisory
- https://security-tracker.debian.org/tracker/CVE-2016-7117
- http://source.android.com/security/bulletin/2016-10-01.html
- RHSA-2017:0086 vendor-advisory
- RHSA-2016:2962 vendor-advisory
- RHSA-2017:0113 vendor-advisory
- RHSA-2017:0091 vendor-advisory
- https://bugzilla.novell.com/show_bug.cgi?id=1003077
- https://bugzilla.redhat.com/show_bug.cgi?id=1382268
- RHSA-2017:0031 vendor-advisory
- RHSA-2017:0065 vendor-advisory
- https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7117.html
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2
- 93304 vdb-entry
- https://github.com/torvalds/linux/commit/34b88a68f26a75e4fded796f1a49c40f82234b7d
- RHSA-2017:0270 vendor-advisory
- RHSA-2017:0217 vendor-advisory
- RHSA-2017:0036 vendor-advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=34b88a68f26a75e4fded796f1a49c40f82234b7d
- RHSA-2017:0215 vendor-advisory
- RHSA-2017:0196 vendor-advisory