CVE-2018-7740
Fixed in a distro release EPSS <1%
The resv_map_release function in mm/hugetlb.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (BUG) via a crafted application that makes mmap system calls and has a large pgoff argument to the remap_file_pages system call.
Products: linux_kernel, redhat virtualization_host, canonical ubuntu_linux, debian_linux, redhat enterprise_linux_desktop, redhat enterprise_linux_server, redhat enterprise_linux_workstation
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | linux | 4.15.17-1 |
| Debian 13 | linux | 4.15.17-1 |
| Debian 14 | linux | 4.15.17-1 |
| Debian 7 | linux | 3.2.101-1 |
| Debian 8 | linux | 3.16.56-1 |
| Debian 9 | linux | 4.9.88-1 |
| Red Hat Enterprise Linux 7 | bpftool | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-abi-whitelists | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-bootwrapper | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-debug | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-debug-debuginfo | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-debug-devel | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-debuginfo | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-debuginfo-common-ppc64 | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-debuginfo-common-ppc64le | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-debuginfo-common-s390x | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-debuginfo-common-x86_64 | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-devel | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-doc | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-kdump | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-kdump-debuginfo | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-kdump-devel | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-tools | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-tools-debuginfo | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-tools-libs | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | kernel-tools-libs-devel | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | perf | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | perf-debuginfo | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | python-perf | 0:3.10.0-957.el7 |
| Red Hat Enterprise Linux 7 | python-perf-debuginfo | 0:3.10.0-957.el7 |
| Red Hat rhel extras rt 7 | kernel-rt | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-debug | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-debug-debuginfo | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-debug-devel | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-debug-kvm | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-debug-kvm-debuginfo | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-debuginfo | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-debuginfo-common-x86_64 | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-devel | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-doc | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-kvm | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-kvm-debuginfo | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-trace | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-trace-debuginfo | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-trace-devel | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-trace-kvm | 0:3.10.0-957.rt56.910.el7 |
| Red Hat rhel extras rt 7 | kernel-rt-trace-kvm-debuginfo | 0:3.10.0-957.rt56.910.el7 |
| SUSE Enterprise Storage 4 | kernel-default | 4.4.121-92.73.1 |
| SUSE Enterprise Storage 4 | kernel-source | 4.4.121-92.73.1 |
| SUSE Enterprise Storage 4 | kernel-syms | 4.4.121-92.73.1 |
| SUSE Enterprise Storage 4 | kgraft-patch-SLE12-SP2_Update_21 | 1-3.3.1 |
| SUSE Linux Enterprise Desktop 12 SP3 | kernel-default | 4.4.126-94.22.1 |
| SUSE Linux Enterprise Desktop 12 SP3 | kernel-source | 4.4.126-94.22.2 |
| SUSE Linux Enterprise Desktop 12 SP3 | kernel-syms | 4.4.126-94.22.1 |
| SUSE Linux Enterprise High Availability Extension 12 SP3 | kernel-default | 4.4.126-94.22.1 |
| SUSE Linux Enterprise Live Patching 12 SP3 | kgraft-patch-SLE12-SP3_Update_11 | 1-4.5.1 |
| SUSE Linux Enterprise Real Time 12 SP3 | kernel-rt | 4.4.128-3.11.1 |
| SUSE Linux Enterprise Real Time 12 SP3 | kernel-rt_debug | 4.4.128-3.11.1 |
| SUSE Linux Enterprise Real Time 12 SP3 | kernel-source-rt | 4.4.128-3.11.1 |
| SUSE Linux Enterprise Real Time 12 SP3 | kernel-syms-rt | 4.4.128-3.11.1 |
| SUSE Linux Enterprise Server 12 SP2-BCL | kernel-default | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server 12 SP2-BCL | kernel-source | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server 12 SP2-BCL | kernel-syms | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server 12 SP2-BCL | kgraft-patch-SLE12-SP2_Update_21 | 1-3.3.1 |
| SUSE Linux Enterprise Server 12 SP2-LTSS | kernel-default | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server 12 SP2-LTSS | kernel-source | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server 12 SP2-LTSS | kernel-syms | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server 12 SP2-LTSS | kgraft-patch-SLE12-SP2_Update_21 | 1-3.3.1 |
| SUSE Linux Enterprise Server 12 SP3 | kernel-default | 4.4.126-94.22.1 |
| SUSE Linux Enterprise Server 12 SP3 | kernel-source | 4.4.126-94.22.2 |
| SUSE Linux Enterprise Server 12 SP3 | kernel-syms | 4.4.126-94.22.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP2 | kernel-default | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP2 | kernel-source | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP2 | kernel-syms | 4.4.121-92.73.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP2 | kgraft-patch-SLE12-SP2_Update_21 | 1-3.3.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP3 | kernel-default | 4.4.126-94.22.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP3 | kernel-source | 4.4.126-94.22.2 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP3 | kernel-syms | 4.4.126-94.22.1 |
| SUSE Linux Enterprise Software Development Kit 12 SP3 | kernel-docs | 4.4.126-94.22.1 |
| SUSE Linux Enterprise Software Development Kit 12 SP3 | kernel-obs-build | 4.4.126-94.22.1 |
| SUSE Linux Enterprise Workstation Extension 12 SP3 | kernel-default | 4.4.126-94.22.1 |
| SUSE OpenStack Cloud 7 | kernel-default | 4.4.121-92.73.1 |
| SUSE OpenStack Cloud 7 | kernel-source | 4.4.121-92.73.1 |
| SUSE OpenStack Cloud 7 | kernel-syms | 4.4.121-92.73.1 |
| SUSE OpenStack Cloud 7 | kgraft-patch-SLE12-SP2_Update_21 | 1-3.3.1 |
| Ubuntu 14.04 LTS | linux-aws | 4.4.0-1039.42 |
| Ubuntu 14.04 LTS | linux-lts-xenial | 4.4.0-143.169~14.04.2 |
| Ubuntu 16.04 LTS | linux | 4.4.0-143.169 |
| Ubuntu 16.04 LTS | linux-aws | 4.4.0-1077.87 |
| Ubuntu 16.04 LTS | linux-azure | 4.15.0-1013.13~16.04.2 |
| Ubuntu 16.04 LTS | linux-gcp | 4.15.0-1014.14~16.04.1 |
| Ubuntu 16.04 LTS | linux-hwe | 4.15.0-24.26~16.04.1 |
| Ubuntu 16.04 LTS | linux-kvm | 4.4.0-1041.47 |
| Ubuntu 16.04 LTS | linux-raspi2 | 4.4.0-1104.112 |
| Ubuntu 16.04 LTS | linux-snapdragon | 4.4.0-1108.113 |
| Ubuntu 18.04 LTS | linux-snapdragon | 4.15.0-1053.57 |
| Ubuntu 20.04 LTS | linux-azure-fde | no fix |
| Ubuntu 20.04 LTS | linux-gke | no fix |
| Ubuntu 20.04 LTS | linux-raspi2 | no fix |
| Ubuntu 20.04 LTS | linux-riscv | no fix |
| Ubuntu 22.04 LTS | linux-intel-iot-realtime | no fix |
| Ubuntu 22.04 LTS | linux-realtime | no fix |
| Ubuntu 22.04 LTS | linux-riscv | no fix |
| Ubuntu 24.04 LTS | linux-azure-6.11 | no fix |
| Ubuntu 24.04 LTS | linux-gcp-6.11 | no fix |
| Ubuntu 24.04 LTS | linux-hwe-6.11 | no fix |
| Ubuntu 24.04 LTS | linux-lowlatency-hwe-6.11 | no fix |
| Ubuntu 24.04 LTS | linux-raspi-realtime | no fix |
| Ubuntu Pro 14.04 LTS | linux | no fix |
| Ubuntu Pro 20.04 LTS | linux-azure-fde-5.15 | no fix |
| Ubuntu Pro FIPS-updates 16.04 LTS | linux-fips | 4.4.0-1008.10 |