CVE-2019-19527 json
In the Linux kernel before 5.2.10, there is a use-after-free bug that can be caused by a malicious USB device in the drivers/hid/usbhid/hid…
published 2019-12-03 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-9145
- cvss
- 6.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 38%
- public exploits
- 0
- none known
Summary
In the Linux kernel before 5.2.10, there is a use-after-free bug that can be caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver, aka CID-9c09b214f30e.
Patch / fix
- linux linux_kernel 3.16.79, 4.4.190, 4.9.190, 4.14.140, 4.19.68, 5.2.10
- linux Debian 14, Debian 13, Debian 12 5.2.17-1
debian advisories DEBIAN-CVE-2019-19527
- linux Ubuntu 16.04 LTS 4.4.0-166.195
- linux Ubuntu 18.04 LTS 4.15.0-65.74
- linux-aws Ubuntu 16.04 LTS 4.4.0-1096.107
- linux-aws Ubuntu 18.04 LTS 4.15.0-1051.53
- linux-gcp Ubuntu 16.04 LTS 4.15.0-1046.49
- linux-gcp Ubuntu 18.04 LTS 5.0.0-1020.20~18.04.1
- linux-hwe Ubuntu 16.04 LTS 4.15.0-65.74~16.04.1
- linux-hwe Ubuntu 18.04 LTS 5.0.0-31.33~18.04.1
ubuntu advisories UBUNTU-CVE-2019-19527
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 RHEL 7 3.10.0-1127.18.2.el7
- perf RHEL 7 3.10.0-1127.18.2.el7
- bpftool RHEL 7 3.10.0-1127.18.2.el7
- python-perf RHEL 7 3.10.0-1127.18.2.el7
- kernel-kdump RHEL 7 3.10.0-1127.18.2.el7
- kernel-tools RHEL 7 3.10.0-1127.18.2.el7
- kernel-tools-libs RHEL 7 3.10.0-1127.18.2.el7
- kernel-bootwrapper RHEL 7 3.10.0-1127.18.2.el7
red hat advisories RHSA-2020:3220RHSA-2020:1372RHSA-2020:3221RHSA-2020:4236RHSA-2020:1378
- kernel-syms SLES for SAP 12 SP2, SLES 12 SP2-LTSS, SLES 12 SP2-BCL +1 more 4.4.121-92.129.1
- kernel-source SLES for SAP 12 SP2, SLES 12 SP2-LTSS, SLES 12 SP2-BCL +1 more 4.4.121-92.129.1
- kernel-default SLES for SAP 12 SP2, SLES 12 SP2-LTSS, SLES 12 SP2-BCL +2 more 4.4.121-92.129.1
- kgraft-patch-SLE12-SP2_Update_34 SLES for SAP 12 SP2, SLES 12 SP2-LTSS, OpenStack Cloud 7 1-3.3.1
- kernel-rt Real Time Module 15 SP1 4.12.14-14.17.1
- kernel-syms-rt Real Time Module 15 SP1 4.12.14-14.17.1
- kernel-rt_debug Real Time Module 15 SP1 4.12.14-14.17.1
- kernel-source-rt Real Time Module 15 SP1 4.12.14-14.17.1
suse advisories SUSE-SU-2020:1255-1SUSE-SU-2020:14354-1SUSE-SU-2020:0613-1SUSE-SU-2020:0599-1SUSE-SU-2020:0584-1SUSE-SU-2020:0560-1
- kernel-syms openSUSE Leap 15.1 4.12.14-lp151.28.40.1
- kernel-obs-qa openSUSE Leap 15.1 4.12.14-lp151.28.40.1
- kernel-source openSUSE Leap 15.1 4.12.14-lp151.28.40.1
- kernel-default openSUSE Leap 15.1 4.12.14-lp151.28.40.1
- kernel-vanilla openSUSE Leap 15.1 4.12.14-lp151.28.40.1
- kernel-kvmsmall openSUSE Leap 15.1 4.12.14-lp151.28.40.1
- kernel-obs-build openSUSE Leap 15.1 4.12.14-lp151.28.40.1
opensuse advisories openSUSE-SU-2020:0336-1
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-2019-19527 updated cvss 6.8
kernel: use-after-free caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver
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Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 moreaffected: workaround, no fix planned “Out of support scope”
-
Red Hat Enterprise Linux 7 perf, kernel, kernel-alt, python-perf, kernel-kdump, kernel-tools, +3 moreaffected: workaround, no fix planned “Will not fix”
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Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmwareaffected: workaround, no fix planned “Out of support scope”
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Red Hat CodeReady Linux Builder (v. 8) kernel-debuginfo-common-x86_64 4.18.0-147.8.1.el8_1, kernel-debuginfo-common-aarch64 4.18.0-147.8.1.el8_1, kernel-debuginfo-common-ppc64le 4.18.0-147.8.1.el8_1 Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-147.8.1.el8_1, kernel 4.18.0-147.8.1.el8_1, bpftool 4.18.0-147.8.1.el8_1, kernel-core 4.18.0-147.8.1.el8_1, kernel-tools 4.18.0-147.8.1.el8_1, python3-perf 4.18.0-147.8.1.el8_1, +15 morefixed: vendor fix RHSA-2020:1372
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Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-1127.18.2.el7, kernel 3.10.0-1127.18.2.el7, bpftool 3.10.0-1127.18.2.el7, python-perf 3.10.0-1127.18.2.el7, kernel-tools 3.10.0-1127.18.2.el7, kernel-tools-libs 3.10.0-1127.18.2.el7, +2 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1127.18.2.el7 Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-1127.18.2.el7, kernel 3.10.0-1127.18.2.el7, bpftool 3.10.0-1127.18.2.el7, python-perf 3.10.0-1127.18.2.el7, kernel-tools 3.10.0-1127.18.2.el7, kernel-tools-libs 3.10.0-1127.18.2.el7, +2 morefixed: vendor fix RHSA-2020:3220
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Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) perf 3.10.0-1062.36.1.el7, kernel 3.10.0-1062.36.1.el7, bpftool 3.10.0-1062.36.1.el7, python-perf 3.10.0-1062.36.1.el7, kernel-tools 3.10.0-1062.36.1.el7, kernel-tools-libs 3.10.0-1062.36.1.el7, +2 morefixed: vendor fix RHSA-2020:4236
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Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1127.18.2.el7fixed: vendor fix RHSA-2020:3220
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Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) kernel-debuginfo-common-x86_64 3.10.0-1062.36.1.el7fixed: vendor fix RHSA-2020:4236
show 9 moreshow fewer
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Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt 3.10.0-1127.18.2.rt56.1116.el7, kernel-rt-kvm 3.10.0-1127.18.2.rt56.1116.el7, kernel-rt-trace 3.10.0-1127.18.2.rt56.1116.el7, kernel-rt-debug-kvm 3.10.0-1127.18.2.rt56.1116.el7, kernel-rt-trace-kvm 3.10.0-1127.18.2.rt56.1116.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1127.18.2.rt56.1116.el7fixed: vendor fix RHSA-2020:3221
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Red Hat Enterprise Linux Real Time (v. 8) kernel-rt 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-core 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-modules 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-debug-core 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-debug-modules 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-modules-extra 4.18.0-147.8.1.rt24.101.el8_1, +2 more Red Hat Enterprise Linux Real Time for NFV (v. 8) kernel-rt 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-kvm 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-core 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-modules 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-debug-kvm 4.18.0-147.8.1.rt24.101.el8_1, kernel-rt-debug-core 4.18.0-147.8.1.rt24.101.el8_1, +4 morefixed: vendor fix RHSA-2020:1378
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Red Hat Enterprise Linux Realtime (v. 7) kernel-rt 3.10.0-1127.18.2.rt56.1116.el7, kernel-rt-trace 3.10.0-1127.18.2.rt56.1116.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1127.18.2.rt56.1116.el7fixed: vendor fix RHSA-2020:3221
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Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-1127.18.2.el7, kernel 3.10.0-1127.18.2.el7, bpftool 3.10.0-1127.18.2.el7, python-perf 3.10.0-1127.18.2.el7, kernel-kdump 3.10.0-1127.18.2.el7, kernel-tools 3.10.0-1127.18.2.el7, +7 morefixed: vendor fix RHSA-2020:3220
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Red Hat Enterprise Linux Server EUS (v. 7.7) perf 3.10.0-1062.36.1.el7, kernel 3.10.0-1062.36.1.el7, bpftool 3.10.0-1062.36.1.el7, python-perf 3.10.0-1062.36.1.el7, kernel-kdump 3.10.0-1062.36.1.el7, kernel-tools 3.10.0-1062.36.1.el7, +7 morefixed: vendor fix RHSA-2020:4236
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Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-1127.18.2.el7, kernel-debuginfo-common-x86_64 3.10.0-1127.18.2.el7, kernel-debuginfo-common-ppc64le 3.10.0-1127.18.2.el7fixed: vendor fix RHSA-2020:3220
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Red Hat Enterprise Linux Server Optional EUS (v. 7.7) kernel-debuginfo-common-ppc64 3.10.0-1062.36.1.el7, kernel-debuginfo-common-x86_64 3.10.0-1062.36.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-1062.36.1.el7fixed: vendor fix RHSA-2020:4236
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Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-1127.18.2.el7, kernel 3.10.0-1127.18.2.el7, bpftool 3.10.0-1127.18.2.el7, python-perf 3.10.0-1127.18.2.el7, kernel-tools 3.10.0-1127.18.2.el7, kernel-tools-libs 3.10.0-1127.18.2.el7, +2 more Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1127.18.2.el7fixed: vendor fix RHSA-2020:3220
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Red Hat Enterprise Linux 5 kernelnot affected: vulnerable code not present
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
0.45% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.8 | CVSS:3.1/AV:P/AC:L/PR:N/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 |
Classification
- Weakness
-
- CWE-416 Use After Free
- Technology feeds
References
-
git.kernel.org
/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9c09b214f30e3c11f9b0b03f89442df03643794d
patch, vendor-advisory
-
git.kernel.org
/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6d4472d7bec39917b54e4e80245784ea5d60ce49
patch, vendor-advisory
-
lists.opensuse.org
/opensuse-security-announce/2020-03/msg00021.html
vendor-advisory, mailing-list, third-party-advisory
-
cdn.kernel.org
/pub/linux/kernel/v5.x/ChangeLog-5.2.10
issue-tracking, vendor-advisory
-
openwall.com
/lists/oss-security/2019/12/03/4
mailing-list, third-party-advisory
-
lists.debian.org
/debian-lts-announce/2020/01/msg00013.html
mailing-list, third-party-advisory
-
lists.debian.org
/debian-lts-announce/2020/03/msg00001.html
mailing-list, third-party-advisory
Sources
- CVE List CVE-2019-19527
- NVD CVE-2019-19527
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.