Candidate: CVE-2018-20855 PublicDate: 2019-07-26 05:15:00 UTC References: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20855 https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7 https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0625b4ba1a5d4703c7fb01c497bd6c156908af00 https://github.com/torvalds/linux/commit/0625b4ba1a5d4703c7fb01c497bd6c156908af00 Description: An issue was discovered in the Linux kernel before 4.18.7. In create_qp_common in drivers/infiniband/hw/mlx5/qp.c, mlx5_ib_create_qp_resp was never initialized, resulting in a leak of stack memory to userspace. Ubuntu-Description: Notes: Bugs: Priority: low Discovered-by: Assigned-to: CVSS: nvd: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N [3.3 LOW] Patches_linux: break-fix: 41d902cb7c326d711674977763c4b30df87611bc 0625b4ba1a5d4703c7fb01c497bd6c156908af00 upstream_linux: released (4.19~rc1) precise/esm_linux: not-affected (3.0.0-12.20) trusty_linux: ignored (out of standard support) trusty/esm_linux: not-affected (3.11.0-12.19) xenial_linux: not-affected (4.2.0-16.19) esm-infra/xenial_linux: not-affected (4.2.0-16.19) bionic_linux: not-affected (4.13.0-16.19) disco_linux: not-affected (4.18.0-10.11) devel_linux: not-affected (5.0.0-13.14) Patches_linux-lts-trusty: upstream_linux-lts-trusty: released (4.19~rc1) precise/esm_linux-lts-trusty: not-affected (3.13.0-24.46~precise1) trusty_linux-lts-trusty: DNE trusty/esm_linux-lts-trusty: DNE xenial_linux-lts-trusty: DNE bionic_linux-lts-trusty: DNE disco_linux-lts-trusty: DNE devel_linux-lts-trusty: DNE Patches_linux-goldfish: upstream_linux-goldfish: released (4.19~rc1) precise/esm_linux-goldfish: DNE trusty_linux-goldfish: ignored (out of standard support) trusty/esm_linux-goldfish: DNE xenial_linux-goldfish: ignored (end-of-life) bionic_linux-goldfish: DNE disco_linux-goldfish: DNE devel_linux-goldfish: DNE Patches_linux-grouper: upstream_linux-grouper: released (4.19~rc1) precise/esm_linux-grouper: DNE trusty_linux-grouper: ignored (out of standard support) trusty/esm_linux-grouper: DNE xenial_linux-grouper: DNE bionic_linux-grouper: DNE disco_linux-grouper: DNE devel_linux-grouper: DNE Patches_linux-maguro: upstream_linux-maguro: released (4.19~rc1) precise/esm_linux-maguro: DNE trusty_linux-maguro: ignored (out of standard support) trusty/esm_linux-maguro: DNE xenial_linux-maguro: DNE bionic_linux-maguro: DNE disco_linux-maguro: DNE devel_linux-maguro: DNE Patches_linux-mako: upstream_linux-mako: released (4.19~rc1) precise/esm_linux-mako: DNE trusty_linux-mako: ignored (out of standard support) trusty/esm_linux-mako: DNE xenial_linux-mako: ignored (abandoned) bionic_linux-mako: DNE disco_linux-mako: DNE devel_linux-mako: DNE Patches_linux-manta: upstream_linux-manta: released (4.19~rc1) precise/esm_linux-manta: DNE trusty_linux-manta: ignored (out of standard support) trusty/esm_linux-manta: DNE xenial_linux-manta: DNE bionic_linux-manta: DNE disco_linux-manta: DNE devel_linux-manta: DNE Patches_linux-flo: upstream_linux-flo: released (4.19~rc1) precise/esm_linux-flo: DNE trusty_linux-flo: ignored (out of standard support) trusty/esm_linux-flo: DNE xenial_linux-flo: ignored (abandoned) bionic_linux-flo: DNE disco_linux-flo: DNE devel_linux-flo: DNE Patches_linux-raspi2: upstream_linux-raspi2: released (4.19~rc1) precise/esm_linux-raspi2: DNE trusty_linux-raspi2: DNE trusty/esm_linux-raspi2: DNE xenial_linux-raspi2: not-affected (4.2.0-1013.19) bionic_linux-raspi2: not-affected (4.13.0-1005.5) disco_linux-raspi2: not-affected (4.18.0-1005.7) devel_linux-raspi2: not-affected (5.0.0-1006.6) Patches_linux-lts-utopic: upstream_linux-lts-utopic: released (4.19~rc1) precise/esm_linux-lts-utopic: DNE trusty_linux-lts-utopic: ignored (out of standard support) trusty/esm_linux-lts-utopic: DNE xenial_linux-lts-utopic: DNE bionic_linux-lts-utopic: DNE disco_linux-lts-utopic: DNE devel_linux-lts-utopic: DNE Patches_linux-lts-vivid: upstream_linux-lts-vivid: released (4.19~rc1) precise/esm_linux-lts-vivid: DNE trusty_linux-lts-vivid: ignored (out of standard support) trusty/esm_linux-lts-vivid: DNE xenial_linux-lts-vivid: DNE bionic_linux-lts-vivid: DNE disco_linux-lts-vivid: DNE devel_linux-lts-vivid: DNE Patches_linux-lts-wily: upstream_linux-lts-wily: released (4.19~rc1) precise/esm_linux-lts-wily: DNE trusty_linux-lts-wily: ignored (out of standard support) trusty/esm_linux-lts-wily: DNE xenial_linux-lts-wily: DNE bionic_linux-lts-wily: DNE disco_linux-lts-wily: DNE devel_linux-lts-wily: DNE Patches_linux-lts-xenial: upstream_linux-lts-xenial: released (4.19~rc1) precise/esm_linux-lts-xenial: DNE trusty_linux-lts-xenial: ignored (out of standard support) trusty/esm_linux-lts-xenial: not-affected (4.4.0-13.29~14.04.1) xenial_linux-lts-xenial: DNE bionic_linux-lts-xenial: DNE disco_linux-lts-xenial: DNE devel_linux-lts-xenial: DNE Patches_linux-snapdragon: upstream_linux-snapdragon: released (4.19~rc1) precise/esm_linux-snapdragon: DNE trusty_linux-snapdragon: DNE trusty/esm_linux-snapdragon: DNE xenial_linux-snapdragon: not-affected (4.4.0-1012.12) bionic_linux-snapdragon: not-affected (4.4.0-1077.82) disco_linux-snapdragon: not-affected (5.0.0-1010.10) devel_linux-snapdragon: not-affected (5.0.0-1010.10) Patches_linux-aws: upstream_linux-aws: released (4.19~rc1) precise/esm_linux-aws: DNE trusty_linux-aws: ignored (out of standard support) trusty/esm_linux-aws: not-affected (4.4.0-1002.2) xenial_linux-aws: not-affected (4.4.0-1001.10) esm-infra/xenial_linux-aws: not-affected (4.4.0-1001.10) bionic_linux-aws: not-affected (4.15.0-1001.1) disco_linux-aws: not-affected (4.18.0-1002.3) devel_linux-aws: not-affected (5.0.0-1004.4) Patches_linux-hwe: upstream_linux-hwe: released (4.19~rc1) precise/esm_linux-hwe: DNE trusty_linux-hwe: DNE trusty/esm_linux-hwe: DNE xenial_linux-hwe: not-affected (4.8.0-36.36~16.04.1) esm-infra/xenial_linux-hwe: not-affected (4.8.0-36.36~16.04.1) bionic_linux-hwe: not-affected (4.18.0-13.14~18.04.1) disco_linux-hwe: DNE devel_linux-hwe: DNE Patches_linux-hwe-edge: upstream_linux-hwe-edge: released (4.19~rc1) precise/esm_linux-hwe-edge: DNE trusty_linux-hwe-edge: DNE trusty/esm_linux-hwe-edge: DNE xenial_linux-hwe-edge: not-affected (4.8.0-36.36~16.04.1) esm-infra/xenial_linux-hwe-edge: not-affected (4.8.0-36.36~16.04.1) bionic_linux-hwe-edge: not-affected (5.0.0-15.16~18.04.1) disco_linux-hwe-edge: DNE devel_linux-hwe-edge: DNE Patches_linux-gke: upstream_linux-gke: released (4.19~rc1) precise/esm_linux-gke: DNE trusty_linux-gke: DNE trusty/esm_linux-gke: DNE xenial_linux-gke: ignored (end-of-life) bionic_linux-gke: DNE disco_linux-gke: DNE devel_linux-gke: DNE Patches_linux-gke-4.15: upstream_linux-gke-4.15: released (4.19~rc1) precise/esm_linux-gke-4.15: DNE trusty_linux-gke-4.15: DNE trusty/esm_linux-gke-4.15: DNE xenial_linux-gke-4.15: DNE bionic_linux-gke-4.15: not-affected (4.15.0-1030.32) disco_linux-gke-4.15: DNE devel_linux-gke-4.15: DNE Patches_linux-azure: upstream_linux-azure: released (4.19~rc1) precise/esm_linux-azure: DNE trusty_linux-azure: ignored (out of standard support) trusty/esm_linux-azure: not-affected (4.15.0-1023.24~14.04.1) xenial_linux-azure: not-affected (4.11.0-1009.9) esm-infra/xenial_linux-azure: not-affected (4.11.0-1009.9) bionic_linux-azure: not-affected (4.15.0-1002.2) disco_linux-azure: not-affected (4.18.0-1003.3) devel_linux-azure: not-affected (5.0.0-1004.4) Patches_linux-azure-edge: upstream_linux-azure-edge: released (4.19~rc1) precise/esm_linux-azure-edge: DNE trusty_linux-azure-edge: DNE trusty/esm_linux-azure-edge: DNE xenial_linux-azure-edge: not-affected (4.11.0-1009.9) bionic_linux-azure-edge: not-affected (4.15.0-1002.2) disco_linux-azure-edge: DNE devel_linux-azure-edge: DNE Patches_linux-gcp: upstream_linux-gcp: released (4.19~rc1) precise/esm_linux-gcp: DNE trusty_linux-gcp: DNE trusty/esm_linux-gcp: DNE xenial_linux-gcp: not-affected (4.10.0-1004.4) esm-infra/xenial_linux-gcp: not-affected (4.10.0-1004.4) bionic_linux-gcp: not-affected (4.15.0-1001.1) disco_linux-gcp: not-affected (4.18.0-1002.3) devel_linux-gcp: not-affected (5.0.0-1004.4) Patches_linux-kvm: upstream_linux-kvm: released (4.19~rc1) precise/esm_linux-kvm: DNE trusty_linux-kvm: DNE trusty/esm_linux-kvm: DNE xenial_linux-kvm: not-affected (4.4.0-1004.9) esm-infra/xenial_linux-kvm: not-affected (4.4.0-1004.9) bionic_linux-kvm: not-affected (4.15.0-1002.2) disco_linux-kvm: not-affected (4.18.0-1003.3) devel_linux-kvm: not-affected (5.0.0-1004.4) Patches_linux-euclid: upstream_linux-euclid: released (4.19~rc1) precise/esm_linux-euclid: DNE trusty_linux-euclid: DNE trusty/esm_linux-euclid: DNE xenial_linux-euclid: ignored (was needs-triage now end-of-life) bionic_linux-euclid: DNE disco_linux-euclid: DNE devel_linux-euclid: DNE Patches_linux-oem: upstream_linux-oem: released (4.19~rc1) precise/esm_linux-oem: DNE trusty_linux-oem: DNE trusty/esm_linux-oem: DNE xenial_linux-oem: ignored (was needs-triage now end-of-life) bionic_linux-oem: not-affected (4.15.0-1002.3) disco_linux-oem: not-affected (4.15.0-1021.24) devel_linux-oem: not-affected (4.15.0-1035.40) Patches_linux-gcp-edge: upstream_linux-gcp-edge: released (4.19~rc1) precise/esm_linux-gcp-edge: DNE trusty_linux-gcp-edge: DNE trusty/esm_linux-gcp-edge: DNE xenial_linux-gcp-edge: DNE bionic_linux-gcp-edge: not-affected (4.18.0-1004.5~18.04.1) disco_linux-gcp-edge: DNE devel_linux-gcp-edge: DNE Patches_linux-aws-hwe: upstream_linux-aws-hwe: released (4.19~rc1) precise/esm_linux-aws-hwe: DNE trusty_linux-aws-hwe: DNE trusty/esm_linux-aws-hwe: DNE xenial_linux-aws-hwe: not-affected (4.15.0-1030.31~16.04.1) esm-infra/xenial_linux-aws-hwe: not-affected (4.15.0-1030.31~16.04.1) bionic_linux-aws-hwe: DNE disco_linux-aws-hwe: DNE devel_linux-aws-hwe: DNE Patches_linux-oracle: upstream_linux-oracle: released (4.19~rc1) precise/esm_linux-oracle: DNE trusty_linux-oracle: DNE trusty/esm_linux-oracle: DNE xenial_linux-oracle: not-affected (4.15.0-1007.9~16.04.1) esm-infra/xenial_linux-oracle: not-affected (4.15.0-1007.9~16.04.1) bionic_linux-oracle: not-affected (4.15.0-1007.9) disco_linux-oracle: not-affected (4.15.0-1007.9) devel_linux-oracle: not-affected (4.15.0-1011.13)