CVE-2019-14816 json
There is heap-based buffer overflow in kernel, all versions up to, excluding 5.3, in the marvell wifi chip driver in Linux kernel, that all…
published 2019-09-20 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-5945
- cvss
- 5.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 60%
- public exploits
- 0
- none known
Summary
There is heap-based buffer overflow in kernel, all versions up to, excluding 5.3, in the marvell wifi chip driver in Linux kernel, that allows local users to cause a denial of service(system crash) or possibly execute arbitrary code.
Patch / fix
- linux linux_kernel 3.16.74, 4.4.194, 4.9.194, 4.14.146, 4.19.75, 5.2.17
- linux Debian 14, Debian 13, Debian 12 5.2.17-1
debian advisories DEBIAN-CVE-2019-14816
- linux Ubuntu 16.04 LTS 4.4.0-166.195
- linux Ubuntu 18.04 LTS 4.15.0-66.75
- linux-aws Ubuntu 16.04 LTS 4.4.0-1096.107
- linux-aws Ubuntu 18.04 LTS 4.15.0-1052.54
- linux-gcp Ubuntu 16.04 LTS 4.15.0-1047.50
- linux-gcp Ubuntu 18.04 LTS 5.0.0-1021.21~18.04.1
- linux-hwe Ubuntu 16.04 LTS 4.15.0-66.75~16.04.1
- linux-hwe Ubuntu 18.04 LTS 5.0.0-32.34~18.04.2
ubuntu advisories UBUNTU-CVE-2019-14816
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- kernel-alt RHEL 7 4.14.0-115.17.1.el7a
- perf RHEL 7 4.14.0-115.17.1.el7a
- kernel RHEL 7 4.14.0-115.17.1.el7a
- python-perf RHEL 7 4.14.0-115.17.1.el7a
- kernel-tools RHEL 7 4.14.0-115.17.1.el7a
- kernel-tools-libs RHEL 7 4.14.0-115.17.1.el7a
- kernel-bootwrapper RHEL 7 4.14.0-115.17.1.el7a
- kernel-abi-whitelists RHEL 7 4.14.0-115.17.1.el7a
red hat advisories RHSA-2020:0174RHSA-2020:0204RHSA-2020:1353RHSA-2020:1266RHSA-2020:1347RHSA-2020:0664
- kernel-syms SLES for SAP 12 SP2, SLES 12 SP2-LTSS, SLES 12 SP2-BCL +1 more 4.4.121-92.125.1
- kernel-source SLES for SAP 12 SP2, SLES 12 SP2-LTSS, SLES 12 SP2-BCL +1 more 4.4.121-92.125.1
- kernel-default SLES for SAP 12 SP2, SLES 12 SP2-LTSS, SLES 12 SP2-BCL +2 more 4.4.121-92.125.1
- kgraft-patch-SLE12-SP2_Update_33 SLES for SAP 12 SP2, SLES 12 SP2-LTSS, OpenStack Cloud 7 1-3.5.1
- kernel-syms SLES for SAP 12 SP3, SLES 12 SP3-LTSS, SLES 12 SP3-BCL +4 more 4.4.180-94.107.1
- kernel-source SLES for SAP 12 SP3, SLES 12 SP3-LTSS, SLES 12 SP3-BCL +4 more 4.4.180-94.107.1
- kernel-default SLES for SAP 12 SP3, SLES 12 SP3-LTSS, SLES 12 SP3-BCL +5 more 4.4.180-94.107.1
- kgraft-patch-SLE12-SP3_Update_29 SLES for SAP 12 SP3, SLES 12 SP3-LTSS, OpenStack Cloud Crowbar 8 +3 more 1-4.3.1
suse advisories SUSE-SU-2020:2491-1SUSE-SU-2019:2984-1SUSE-SU-2019:2949-1SUSE-SU-2019:2950-1SUSE-SU-2019:2756-1SUSE-SU-2019:2738-1
- kernel-syms openSUSE Leap 15.1 4.12.14-lp151.28.16.1
- kernel-obs-qa openSUSE Leap 15.1 4.12.14-lp151.28.16.1
- kernel-source openSUSE Leap 15.1 4.12.14-lp151.28.16.1
- kernel-default openSUSE Leap 15.1 4.12.14-lp151.28.16.1
- kernel-vanilla openSUSE Leap 15.1 4.12.14-lp151.28.16.1
- kernel-kvmsmall openSUSE Leap 15.1 4.12.14-lp151.28.16.1
- kernel-obs-build openSUSE Leap 15.1 4.12.14-lp151.28.16.1
- kernel-syms openSUSE Leap 15.0 4.12.14-lp150.12.73.1
opensuse advisories openSUSE-SU-2019:2181-1openSUSE-SU-2019:2173-1
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2019-14816 updated cvss 8.0
kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver
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Red Hat CodeReady Linux Builder (v. 8) kernel-debuginfo-common-x86_64 4.18.0-147.5.1.el8_1, kernel-debuginfo-common-aarch64 4.18.0-147.5.1.el8_1, kernel-debuginfo-common-ppc64le 4.18.0-147.5.1.el8_1 Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-147.5.1.el8_1, kernel 4.18.0-147.5.1.el8_1, bpftool 4.18.0-147.5.1.el8_1, kernel-core 4.18.0-147.5.1.el8_1, kernel-tools 4.18.0-147.5.1.el8_1, python3-perf 4.18.0-147.5.1.el8_1, +15 morefixed: vendor fix RHSA-2020:0339
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Red Hat Enterprise Linux BaseOS E4S (v. 8.0) perf 4.18.0-80.15.1.el8_0, kernel 4.18.0-80.15.1.el8_0, bpftool 4.18.0-80.15.1.el8_0, kernel-core 4.18.0-80.15.1.el8_0, kernel-tools 4.18.0-80.15.1.el8_0, python3-perf 4.18.0-80.15.1.el8_0, +9 morefixed: vendor fix RHSA-2020:0204
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Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-1062.12.1.el7, kernel 3.10.0-1062.12.1.el7, bpftool 3.10.0-1062.12.1.el7, python-perf 3.10.0-1062.12.1.el7, kernel-tools 3.10.0-1062.12.1.el7, kernel-tools-libs 3.10.0-1062.12.1.el7, +2 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1062.12.1.el7 Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-1062.12.1.el7, kernel 3.10.0-1062.12.1.el7, bpftool 3.10.0-1062.12.1.el7, python-perf 3.10.0-1062.12.1.el7, kernel-tools 3.10.0-1062.12.1.el7, kernel-tools-libs 3.10.0-1062.12.1.el7, +2 morefixed: vendor fix RHSA-2020:0374
-
Red Hat Enterprise Linux ComputeNode EUS (v. 7.5) perf 3.10.0-862.51.1.el7, kernel 3.10.0-862.51.1.el7, python-perf 3.10.0-862.51.1.el7, kernel-tools 3.10.0-862.51.1.el7, kernel-tools-libs 3.10.0-862.51.1.el7, kernel-abi-whitelists 3.10.0-862.51.1.el7, +1 morefixed: vendor fix RHSA-2020:1266
-
Red Hat Enterprise Linux ComputeNode EUS (v. 7.6) perf 3.10.0-957.46.1.el7, kernel 3.10.0-957.46.1.el7, bpftool 3.10.0-957.46.1.el7, python-perf 3.10.0-957.46.1.el7, kernel-tools 3.10.0-957.46.1.el7, kernel-tools-libs 3.10.0-957.46.1.el7, +2 morefixed: vendor fix RHSA-2020:0664
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Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1062.12.1.el7fixed: vendor fix RHSA-2020:0374
-
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5) kernel-debuginfo-common-x86_64 3.10.0-862.51.1.el7fixed: vendor fix RHSA-2020:1266
-
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) kernel-debuginfo-common-x86_64 3.10.0-957.46.1.el7fixed: vendor fix RHSA-2020:0664
show 26 moreshow fewer
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Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) perf 4.14.0-115.17.1.el7a, kernel 4.14.0-115.17.1.el7a, kernel-alt 4.14.0-115.17.1.el7a, python-perf 4.14.0-115.17.1.el7a, kernel-tools 4.14.0-115.17.1.el7a, kernel-tools-libs 4.14.0-115.17.1.el7a, +3 more Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) kernel-debuginfo-common-ppc64le 4.14.0-115.17.1.el7afixed: vendor fix RHSA-2020:0174
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Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt 3.10.0-1062.12.1.rt56.1042.el7, kernel-rt-kvm 3.10.0-1062.12.1.rt56.1042.el7, kernel-rt-trace 3.10.0-1062.12.1.rt56.1042.el7, kernel-rt-debug-kvm 3.10.0-1062.12.1.rt56.1042.el7, kernel-rt-trace-kvm 3.10.0-1062.12.1.rt56.1042.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1062.12.1.rt56.1042.el7fixed: vendor fix RHSA-2020:0375
-
Red Hat Enterprise Linux Real Time (v. 8) kernel-rt 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-core 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-modules 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-debug-core 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-debug-modules 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-modules-extra 4.18.0-147.5.1.rt24.98.el8_1, +2 more Red Hat Enterprise Linux Real Time for NFV (v. 8) kernel-rt 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-kvm 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-core 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-modules 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-debug-kvm 4.18.0-147.5.1.rt24.98.el8_1, kernel-rt-debug-core 4.18.0-147.5.1.rt24.98.el8_1, +4 morefixed: vendor fix RHSA-2020:0328
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Red Hat Enterprise Linux Realtime (v. 7) kernel-rt 3.10.0-1062.12.1.rt56.1042.el7, kernel-rt-trace 3.10.0-1062.12.1.rt56.1042.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1062.12.1.rt56.1042.el7fixed: vendor fix RHSA-2020:0375
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Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-1062.12.1.el7, kernel 3.10.0-1062.12.1.el7, bpftool 3.10.0-1062.12.1.el7, python-perf 3.10.0-1062.12.1.el7, kernel-kdump 3.10.0-1062.12.1.el7, kernel-tools 3.10.0-1062.12.1.el7, +7 morefixed: vendor fix RHSA-2020:0374
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Red Hat Enterprise Linux Server AUS (v. 7.2) perf 3.10.0-327.85.1.el7, kernel 3.10.0-327.85.1.el7, python-perf 3.10.0-327.85.1.el7, kernel-tools 3.10.0-327.85.1.el7, kernel-tools-libs 3.10.0-327.85.1.el7, kernel-abi-whitelists 3.10.0-327.85.1.el7, +1 morefixed: vendor fix RHSA-2020:0661
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Red Hat Enterprise Linux Server AUS (v. 7.3) perf 3.10.0-514.73.1.el7, kernel 3.10.0-514.73.1.el7, python-perf 3.10.0-514.73.1.el7, kernel-tools 3.10.0-514.73.1.el7, kernel-tools-libs 3.10.0-514.73.1.el7, kernel-abi-whitelists 3.10.0-514.73.1.el7, +1 morefixed: vendor fix RHSA-2020:0653
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Red Hat Enterprise Linux Server AUS (v. 7.4) perf 3.10.0-693.65.1.el7, kernel 3.10.0-693.65.1.el7, python-perf 3.10.0-693.65.1.el7, kernel-tools 3.10.0-693.65.1.el7, kernel-tools-libs 3.10.0-693.65.1.el7, kernel-abi-whitelists 3.10.0-693.65.1.el7, +1 morefixed: vendor fix RHSA-2020:1347
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Red Hat Enterprise Linux Server E4S (v. 7.3) perf 3.10.0-514.73.1.el7, kernel 3.10.0-514.73.1.el7, python-perf 3.10.0-514.73.1.el7, kernel-tools 3.10.0-514.73.1.el7, kernel-tools-libs 3.10.0-514.73.1.el7, kernel-bootwrapper 3.10.0-514.73.1.el7, +3 morefixed: vendor fix RHSA-2020:0653
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Red Hat Enterprise Linux Server E4S (v. 7.4) perf 3.10.0-693.65.1.el7, kernel 3.10.0-693.65.1.el7, python-perf 3.10.0-693.65.1.el7, kernel-tools 3.10.0-693.65.1.el7, kernel-tools-libs 3.10.0-693.65.1.el7, kernel-bootwrapper 3.10.0-693.65.1.el7, +3 morefixed: vendor fix RHSA-2020:1347
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Red Hat Enterprise Linux Server EUS (v. 7.5) perf 3.10.0-862.51.1.el7, kernel 3.10.0-862.51.1.el7, python-perf 3.10.0-862.51.1.el7, kernel-kdump 3.10.0-862.51.1.el7, kernel-tools 3.10.0-862.51.1.el7, kernel-tools-libs 3.10.0-862.51.1.el7, +6 morefixed: vendor fix RHSA-2020:1266
-
Red Hat Enterprise Linux Server EUS (v. 7.6) perf 3.10.0-957.46.1.el7, kernel 3.10.0-957.46.1.el7, bpftool 3.10.0-957.46.1.el7, python-perf 3.10.0-957.46.1.el7, kernel-kdump 3.10.0-957.46.1.el7, kernel-tools 3.10.0-957.46.1.el7, +7 morefixed: vendor fix RHSA-2020:0664
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Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-1062.12.1.el7, kernel-debuginfo-common-x86_64 3.10.0-1062.12.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-1062.12.1.el7fixed: vendor fix RHSA-2020:0374
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Red Hat Enterprise Linux Server Optional AUS (v. 7.2) kernel-debuginfo-common-x86_64 3.10.0-327.85.1.el7fixed: vendor fix RHSA-2020:0661
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Red Hat Enterprise Linux Server Optional AUS (v. 7.3) kernel-debuginfo-common-x86_64 3.10.0-514.73.1.el7fixed: vendor fix RHSA-2020:0653
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Red Hat Enterprise Linux Server Optional AUS (v. 7.4) kernel-debuginfo-common-x86_64 3.10.0-693.65.1.el7fixed: vendor fix RHSA-2020:1347
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Red Hat Enterprise Linux Server Optional E4S (v. 7.3) kernel-debuginfo-common-x86_64 3.10.0-514.73.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-514.73.1.el7fixed: vendor fix RHSA-2020:0653
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Red Hat Enterprise Linux Server Optional E4S (v. 7.4) kernel-debuginfo-common-x86_64 3.10.0-693.65.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-693.65.1.el7fixed: vendor fix RHSA-2020:1347
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Red Hat Enterprise Linux Server Optional EUS (v. 7.5) kernel-debuginfo-common-ppc64 3.10.0-862.51.1.el7, kernel-debuginfo-common-x86_64 3.10.0-862.51.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-862.51.1.el7fixed: vendor fix RHSA-2020:1266
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Red Hat Enterprise Linux Server Optional EUS (v. 7.6) kernel-debuginfo-common-ppc64 3.10.0-957.46.1.el7, kernel-debuginfo-common-x86_64 3.10.0-957.46.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-957.46.1.el7fixed: vendor fix RHSA-2020:0664
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Red Hat Enterprise Linux Server Optional TUS (v. 7.3) kernel-debuginfo-common-x86_64 3.10.0-514.73.1.el7fixed: vendor fix RHSA-2020:0653
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Red Hat Enterprise Linux Server Optional TUS (v. 7.4) kernel-debuginfo-common-x86_64 3.10.0-693.65.1.el7fixed: vendor fix RHSA-2020:1347
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Red Hat Enterprise Linux Server TUS (v. 7.3) perf 3.10.0-514.73.1.el7, kernel 3.10.0-514.73.1.el7, python-perf 3.10.0-514.73.1.el7, kernel-tools 3.10.0-514.73.1.el7, kernel-tools-libs 3.10.0-514.73.1.el7, kernel-abi-whitelists 3.10.0-514.73.1.el7, +1 morefixed: vendor fix RHSA-2020:0653
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Red Hat Enterprise Linux Server TUS (v. 7.4) perf 3.10.0-693.65.1.el7, kernel 3.10.0-693.65.1.el7, python-perf 3.10.0-693.65.1.el7, kernel-tools 3.10.0-693.65.1.el7, kernel-tools-libs 3.10.0-693.65.1.el7, kernel-abi-whitelists 3.10.0-693.65.1.el7, +1 morefixed: vendor fix RHSA-2020:1347
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Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-1062.12.1.el7, kernel 3.10.0-1062.12.1.el7, bpftool 3.10.0-1062.12.1.el7, python-perf 3.10.0-1062.12.1.el7, kernel-tools 3.10.0-1062.12.1.el7, kernel-tools-libs 3.10.0-1062.12.1.el7, +2 more Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1062.12.1.el7fixed: vendor fix RHSA-2020:0374
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Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt 3.10.0-693.65.1.rt56.663.el6rt, kernel-rt-trace 3.10.0-693.65.1.rt56.663.el6rt, kernel-rt-vanilla 3.10.0-693.65.1.rt56.663.el6rt, kernel-rt-firmware 3.10.0-693.65.1.rt56.663.el6rt, kernel-rt-debuginfo-common-x86_64 3.10.0-693.65.1.rt56.663.el6rtfixed: vendor fix RHSA-2020:1353
1 more fixed, 2 more not affected in the full advisory
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
0.91% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- openwall.com http://www.openwall.com/lists/oss-security/2019/08/28/1 referenced PoC, tagged "exploit" by a source, unverified
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14816 referenced PoC, tagged "exploit" by a source, unverified
- openwall.com https://www.openwall.com/lists/oss-security/2019/08/28/1 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 5.5 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- Linux kernel
Classification
- Weakness
- Technology feeds
References
-
github.com
/torvalds/linux/commit/7caac62ed598a196d6ddf8d9c121e12e082cac3
patch, third-party-advisory
-
openwall.com
/lists/oss-security/2019/08/28/1
mailing-list, exploit, patch, third-party-advisory
-
bugzilla.redhat.com
/show_bug.cgi?id=CVE-2019-14816
exploit, issue-tracking, patch, third-party-advisory
-
openwall.com
/lists/oss-security/2019/08/28/1
exploit, mailing-list, patch, third-party-advisory
-
seclists.org
/bugtraq/2019/Nov/11
mailing-list, patch, third-party-advisory
-
lists.fedoraproject.org
/archives/list/package-announce%40lists.fedoraproject.org/message/T4JZ6AEUKFWBHQAROGMQARJ274PQP2QP/
vendor-advisory, issue-tracking, third-party-advisory
-
lists.fedoraproject.org
/archives/list/package-announce%40lists.fedoraproject.org/message/O3RUDQJXRJQVGHCGR4YZWTQ3ECBI7TXH/
vendor-advisory, issue-tracking, third-party-advisory
-
lists.opensuse.org
/opensuse-security-announce/2019-09/msg00064.html
vendor-advisory, mailing-list, third-party-advisory
-
lists.opensuse.org
/opensuse-security-announce/2019-09/msg00066.html
vendor-advisory, mailing-list, third-party-advisory
-
usn.ubuntu.com
/4157-1/
vendor-advisory, third-party-advisory
-
usn.ubuntu.com
/4162-1/
vendor-advisory, third-party-advisory
-
usn.ubuntu.com
/4157-2/
vendor-advisory, third-party-advisory
-
usn.ubuntu.com
/4163-1/
vendor-advisory, third-party-advisory
-
usn.ubuntu.com
/4163-2/
vendor-advisory, third-party-advisory
-
usn.ubuntu.com
/4162-2/
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0174
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0204
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0328
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0339
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0374
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0375
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0653
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0661
vendor-advisory, third-party-advisory
-
access.redhat.com
/errata/RHSA-2020:0664
vendor-advisory, third-party-advisory
-
access.redhat.com
/security/cve/cve-2019-14816
third-party-advisory
-
lists.debian.org
/debian-lts-announce/2019/09/msg00025.html
mailing-list, third-party-advisory
-
packetstormsecurity.com
/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
third-party-advisory, vdb-entry
-
security.netapp.com
/advisory/ntap-20191031-0005/
third-party-advisory
-
packetstormsecurity.com
/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
third-party-advisory, vdb-entry
-
lists.debian.org
/debian-lts-announce/2020/03/msg00001.html
mailing-list, third-party-advisory
Sources
- CVE List CVE-2019-14816
- NVD CVE-2019-14816
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.