Description
The KVM implementation in the Linux kernel through 4.14.7 allows attackers to obtain potentially sensitive information from kernel memory, aka a write_mmio stack-based out-of-bounds read, related to arch/x86/kvm/x86.c and include/trace/events/kvm.h.
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 | 4.14.7-1 | — |
| Debian 13 | linux | 4.14.7-1 | — |
| Debian 12 | linux | 4.14.7-1 | — |
| Debian 9 | linux | 4.9.65-3+deb9u1 | DSA-4073-1 |
| Debian 8 | linux | 3.16.51-3+deb8u1 | DSA-4082-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | linux | 3.2.96-3 | DLA-1232-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-gcp-6.11 +4 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv +2 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-gke +3 | No fix yet | — |
| Ubuntu 16.04 LTS | linux | 4.4.0-119.143 | USN-3619-1 |
| Ubuntu 16.04 LTS | linux-aws | 4.4.0-1054.63 | USN-3619-1 |
| Ubuntu 16.04 LTS | linux-azure | 4.13.0-1014.17 | USN-3632-1 |
| Ubuntu 16.04 LTS | linux-gcp | 4.13.0-1012.16 | USN-3617-2 |
| Ubuntu 16.04 LTS | linux-hwe | 4.13.0-41.46~16.04.1 | USN-3617-2 |
| Ubuntu 16.04 LTS | linux-kvm | 4.4.0-1020.25 | USN-3619-1 |
| Ubuntu 16.04 LTS | linux-oem | 4.13.0-1022.24 | USN-3617-2 |
| Ubuntu 16.04 LTS | linux-raspi2 | 4.4.0-1086.94 | USN-3619-1 |
| Ubuntu 16.04 LTS | linux-snapdragon | 4.4.0-1088.93 | USN-3619-1 |
| Ubuntu 14.04 LTS | linux | 3.13.0-144.193 | USN-3620-1 |
| Ubuntu 14.04 LTS | linux-aws | 4.4.0-1016.16 | USN-3619-2 |
| Ubuntu 14.04 LTS | linux-lts-xenial | 4.4.0-119.143~14.04.1 | USN-3619-2 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro FIPS-updates 16.04 LTS | linux-fips | 4.4.0-1008.10 | — |
| Ubuntu Pro 20.04 LTS | linux-azure-fde-5.15 | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | kernel-docs +4 | 4.4.138-94.39.1 | SUSE-SU-2018:1772-1 |
| SLES 12 SP2 | kernel-syms +2 | 4.4.121-92.109.2 | SUSE-SU-2019:1287-1 |
| SLES 12 SP2 | kgraft-patch-SLE12-SP2_Update_29 | 1-3.5.2 | SUSE-SU-2019:1287-1 |
| SLES 12 SP1 | kernel-xen +3 | 3.12.74-60.64.82.1 | SUSE-SU-2018:0525-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_25 | 1-2.9.1 | SUSE-SU-2018:0525-1 |
| SLES 12 | kernel-ec2 +4 | 3.12.61-52.119.1 | SUSE-SU-2018:0525-1, SUSE-SU-2018:0437-1 |
| SLES 12 | kgraft-patch-SLE12_Update_31 | 1-1.7.1 | SUSE-SU-2018:0437-1 |
| SLES 11 SP4 | cluster-network | 1.4-2.32.4.6 | SUSE-SU-2018:0555-1 |
| SLES 11 SP4 | drbd | 8.4.4-0.27.4.2 | SUSE-SU-2018:0555-1 |
| SLES 11 SP4 | drbd-kmp | 8.4.4-0.27.4.6 | SUSE-SU-2018:0555-1 |
| SLES 11 SP4 | gfs2 | 2-0.24.4.6 | SUSE-SU-2018:0555-1 |
| SLES 11 SP4 | kernel-ec2 +9 | 3.0.101-108.35.1 | SUSE-SU-2018:0555-1 |
| SLES 11 SP4 | ocfs2 | 1.6-0.28.5.6 | SUSE-SU-2018:0555-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP3 | kernel-ec2 +7 | 3.0.101-0.47.106.19.1 | SUSE-SU-2018:0660-1 |
| SLES for SAP 12 SP3 | kernel-syms +2 | 4.4.138-94.39.1 | SUSE-SU-2018:1772-1 |
| SLES for SAP 12 SP2 | kernel-syms +2 | 4.4.121-92.109.2 | SUSE-SU-2019:1287-1 |
| SLES for SAP 12 SP2 | kgraft-patch-SLE12-SP2_Update_29 | 1-3.5.2 | SUSE-SU-2019:1287-1 |
| SLES for SAP 12 SP1 | kernel-xen +3 | 3.12.74-60.64.82.1 | SUSE-SU-2018:0525-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_25 | 1-2.9.1 | SUSE-SU-2018:0525-1 |
| SLES for SAP 11 SP4 | kernel-ec2 +8 | 3.0.101-108.35.1 | SUSE-SU-2018:0555-1 |
| SLE Real Time 12 SP3 | kernel-rt +3 | 4.4.138-3.14.1 | SUSE-SU-2018:1816-1 |
| SLE Real Time 11 SP4 | cluster-network | 1.4-2.32.4.6 | SUSE-SU-2018:0555-1 |
| SLE Real Time 11 SP4 | drbd-kmp | 8.4.4-0.27.4.6 | SUSE-SU-2018:0555-1 |
| SLE Real Time 11 SP4 | gfs2 | 2-0.24.4.6 | SUSE-SU-2018:0555-1 |
| SLE Real Time 11 SP4 | kernel-rt +3 | 3.0.101.rt130-69.21.1 | SUSE-SU-2018:0841-1 |
| SLE Real Time 11 SP4 | ocfs2 | 1.6-0.28.5.6 | SUSE-SU-2018:0555-1 |
| SLE Live Patching 12 SP3 | kgraft-patch-SLE12-SP3_Update_14 | 1-4.5.1 | SUSE-SU-2018:1772-1 |
| SUSE OpenStack Cloud 7 | kernel-syms +2 | 4.4.121-92.109.2 | SUSE-SU-2019:1287-1 |
| SUSE OpenStack Cloud 7 | kgraft-patch-SLE12-SP2_Update_29 | 1-3.5.2 | SUSE-SU-2019:1287-1 |
| SUSE OpenStack Cloud 6 | kernel-xen +3 | 3.12.74-60.64.82.1 | SUSE-SU-2018:0525-1 |
| SUSE OpenStack Cloud 6 | kgraft-patch-SLE12-SP1_Update_25 | 1-2.9.1 | SUSE-SU-2018:0525-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | kernel-ec2 +6 | 3.0.101-0.47.106.19.1 | SUSE-SU-2018:0660-1 |
| SUSE Enterprise Storage 4 | kernel-syms +2 | 4.4.121-92.109.2 | SUSE-SU-2019:1287-1 |
| SUSE Enterprise Storage 4 | kgraft-patch-SLE12-SP2_Update_29 | 1-3.5.2 | SUSE-SU-2019:1287-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | perf +8 | 4.9.81-44.57.amzn2 | ALAS2-2018-956 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | dtrace-modules-3.8.13-118.21.4.el6uek | 0.4.5-3.el6 | ELSA-2018-4134 |
| Oracle Linux 7 | dtrace-modules-3.8.13-118.21.4.el7uek | 0.4.5-3.el7 | ELSA-2018-4134 |
| Oracle Linux 7 | kernel-uek +5 | 3.8.13-118.21.4.el7uek | ELSA-2018-4134, ELSA-2018-4108 |
Advisories 19
- USN-3619-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- USN-3620-1 linux vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4073-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-4082-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1232-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-3632-1 linux-azure vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- USN-3619-2 linux-lts-xenial, linux-aws vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- USN-3617-2 linux-hwe, linux-gcp, linux-oem vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2019:1287-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0555-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0841-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0660-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0525-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:1772-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0437-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:1816-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- ELSA-2018-4134 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jun 15, 2018
- ELSA-2018-4108 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · May 15, 2018
- ALAS2-2018-956 Important: kernel security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Feb 21, 2018
References
- USN-3617-1 vendor-advisory
- USN-3619-2 vendor-advisory
- DSA-4082 vendor-advisory
- USN-3617-3 vendor-advisory
- [debian-lts-announce] 20180107 [SECURITY] [DLA 1232-1] linux security update mailing-list
- USN-3632-1 vendor-advisory
- 102227 vdb-entry
- USN-3620-2 vendor-advisory
- https://www.spinics.net/lists/kvm/msg160796.html
- DSA-4073 vendor-advisory
- USN-3617-2 vendor-advisory
- USN-3620-1 vendor-advisory
- USN-3619-1 vendor-advisory