Oracle Linux 7 : kernel (ELSA-2019-3979)

high Nessus Plugin ID 131519

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2019-3979 advisory.

- [drm] drm/i915/cmdparser: Fix jump whitelist clearing (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915: Lower RM timeout to avoid DSI hard hangs (Dave Airlie) [1756815 1756816] {CVE-2019-0154}
- [drm] drm/i915/gen8+: Add RC6 CTX corruption WA (Dave Airlie) [1756815 1756816] {CVE-2019-0154}
- [drm] drm/i915/cmdparser: Ignore Length operands during command matching (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915/cmdparser: Add support for backward jumps (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915/cmdparser: Use explicit goto for error paths (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915: Add gen9 BCS cmdparsing (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915: Allow parsing of unsized batches (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915: Support ro ppgtt mapped cmdparser shadow buffers (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915: Add support for mandatory cmdparsing (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915: Remove Master tables from cmdparser (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915: Disable Secure Batches for gen6+ (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [drm] drm/i915: Rename gen7 cmdparser tables (Dave Airlie) [1756882 1756883] {CVE-2019-0155}
- [x86] tsx: Add config options to set tsx=on|off|auto (Waiman Long) [1766539 1766540] {CVE-2019-11135}
- [documentation] x86/speculation/taa: Add documentation for TSX Async Abort (Waiman Long) [1766539 1766540] {CVE-2019-11135}
- [x86] tsx: Add 'auto' option to the tsx= cmdline parameter (Waiman Long) [1766539 1766540] {CVE-2019-11135}
- [x86] speculation/taa: Add sysfs reporting for TSX Async Abort (Waiman Long) [1766539 1766540] {CVE-2019-11135}
- [x86] speculation/taa: Add mitigation for TSX Async Abort (Waiman Long) [1766539 1766540] {CVE-2019-11135}
- [x86] cpu: Add a 'tsx=' cmdline option with TSX disabled by default (Waiman Long) [1766539 1766540] {CVE-2019-11135}
- [x86] cpu: Add a helper function x86_read_arch_cap_msr() (Waiman Long) [1766539 1766540] {CVE-2019-11135}
- [x86] msr: Add the IA32_TSX_CTRL MSR (Waiman Long) [1766539 1766540] {CVE-2019-11135}
- [documentation] documentation: Add ITLB_MULTIHIT documentation (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: x86: mmu: Recovery of shattered NX large pages (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [virt] kvm: Add helper function for creating VM worker threads (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: mmu: ITLB_MULTIHIT mitigation (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [kernel] cpu/speculation: Uninline and export CPU mitigations helpers (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] cpu: Add Tremont to the cpu vulnerability whitelist (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] Add ITLB_MULTIHIT bug infrastructure (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: vmx, svm: always run with EFER.NXE=1 when shadow paging is active (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: x86: add tracepoints around __direct_map and FNAME(fetch) (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: x86: change kvm_mmu_page_get_gfn BUG_ON to WARN_ON (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: x86: remove now unneeded hugepage gfn adjustment (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: x86: make FNAME(fetch) and __direct_map more similar (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: mmu: Do not release the page inside mmu_set_spte() (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: x86: mmu: Remove unused parameter of __direct_map() (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [virt] kvm: Convert kvm_lock to a mutex (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [x86] kvm: mmu: drop vcpu param in gpte_access (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [virt] kvm: x86, powerpc: do not allow clearing largepages debugfs entry (Paolo Bonzini) [1733009 1690343] {CVE-2018-12207}
- [virt] KVM: coalesced_mmio: add bounds checking (Bandan Das) [1746797 1746798] {CVE-2019-14821}
- [net] tcp: reset sk_send_head in tcp_write_queue_purge (Marcelo Leitner) [1748357 1748358] {CVE-2019-15239}

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2019-3979.html

Plugin Details

Severity: High

ID: 131519

File Name: oraclelinux_ELSA-2019-3979.nasl

Version: 1.7

Type: local

Agent: unix

Published: 12/3/2019

Updated: 10/22/2024

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2019-15239

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2019-14821

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:kernel-abi-whitelists, p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:bpftool, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:perf, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:python-perf, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/26/2019

Vulnerability Publication Date: 8/20/2019

Reference Information

CVE: CVE-2019-14821, CVE-2019-15239

RHSA: 2019:3979