High severity7.8NVD Advisory· Published Nov 29, 2019· Updated Jun 17, 2026

CVE-2019-19377

Description

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and unmounting can lead to a use-after-free in btrfs_queue_work in fs/btrfs/async-thread.c.

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Affected products

251

Linux/Kernelllm-fuzzy2 versions
5.0.21+ 1 more
- (no CPE)range: 5.0.21
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=2.6.12,<4.19.156
Linux/Linux kerneldescription
osv-coords244 versions
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pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP3 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP3 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.2 pkg:rpm/opensuse/kernel-preempt&distro=openSUSE%20Leap%2015.3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP3 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP3 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/kernel-default&distro=HPE%20Helion%20OpenStack%208 pkg:rpm/suse/kgraft-patch-SLE12-SP3_Update_45&distro=HPE%20Helion%20OpenStack%208 pkg:rpm/suse/kernel-default&distro=SUSE%20OpenStack%20Cloud%208 pkg:rpm/suse/kgraft-patch-SLE12-SP3_Update_45&distro=SUSE%20OpenStack%20Cloud%208 pkg:rpm/suse/kernel-default&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208 pkg:rpm/suse/kernel-source&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208 pkg:rpm/suse/kgraft-patch-SLE12-SP3_Update_45&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/kernel-vanilla&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOS pkg:rpm/suse/kernel-default&distro=SUSE%20Enterprise%20Storage%207
< 4.12.14-150000.150.92.2+ 243 more
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-16.100.2
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.3
- (no CPE)range: < 1-4.3.2
- (no CPE)range: < 1-150200.5.3.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150300.93.1
- (no CPE)range: < 4.12.14-10.94.1
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2.150300.18.43.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2.150300.18.43.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2.150300.18.43.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.38.59.1
- (no CPE)range: < 1-150100.3.3.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150300.93.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 1-6.3.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.4.121-92.175.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.1
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 1-150300.7.3.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2.150300.18.43.2
- (no CPE)range: < 5.3.18-150300.59.71.1
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.1
- (no CPE)range: < 5.3.18-150300.59.71.1
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.38.59.1
- (no CPE)range: < 5.3.18-150300.38.59.1
- (no CPE)range: < 5.3.18-150300.38.59.1
- (no CPE)range: < 5.3.18-150300.38.59.1
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.3
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.3
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.3
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 1-150000.1.3.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-150100.197.114.2
- (no CPE)range: < 4.12.14-122.124.3
- (no CPE)range: < 4.12.14-122.124.3
- (no CPE)range: < 1-8.3.3
- (no CPE)range: < 4.12.14-122.124.2
- (no CPE)range: < 4.12.14-122.124.3
- (no CPE)range: < 4.12.14-122.124.3
- (no CPE)range: < 4.12.14-122.124.2
- (no CPE)range: < 4.12.14-122.124.2
- (no CPE)range: < 4.12.14-122.124.2
- (no CPE)range: < 4.12.14-122.124.2
- (no CPE)range: < 4.12.14-122.124.3
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 4.12.14-10.94.1
- (no CPE)range: < 4.12.14-10.94.1
- (no CPE)range: < 4.12.14-10.94.1
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.1
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 4.12.14-16.100.2
- (no CPE)range: < 4.12.14-16.100.1
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 1-4.3.2
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 5.3.18-150200.24.115.1
- (no CPE)range: < 4.12.14-16.100.1
- (no CPE)range: < 5.3.18-150300.93.1
- (no CPE)range: < 4.12.14-122.124.3
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 4.12.14-95.102.1
- (no CPE)range: < 5.3.18-150300.93.1
- (no CPE)range: < 5.3.18-150300.93.1
- (no CPE)range: < 5.3.18-150300.93.1
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.59.71.2
- (no CPE)range: < 5.3.18-150300.38.59.1
- (no CPE)range: < 4.12.14-16.100.1
- (no CPE)range: < 5.3.18-150300.93.1
- (no CPE)range: < 4.4.121-92.175.2
- (no CPE)range: < 4.4.121-92.175.2
- (no CPE)range: < 4.4.180-94.164.3
- (no CPE)range: < 1-4.3.2
- (no CPE)range: < 4.4.180-94.164.3
- (no CPE)range: < 1-4.3.2
- (no CPE)range: < 4.4.180-94.164.3
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 1-4.3.2
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.4.180-94.164.2
- (no CPE)range: < 4.12.14-16.100.1
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 4.12.14-150000.150.92.2
- (no CPE)range: < 5.3.18-150200.24.115.1.150200.9.54.1
- (no CPE)range: < 5.3.18-150200.24.115.1
NetApp/Active Iq Unified Manager
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
NetApp/Cloud Backup
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
NetApp/Steelstore Cloud Integrated Storage
cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*
NetApp/Solidfire Baseboard Management Controller
cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

github.com/bobfuzzer/CVE/tree/master/CVE-2019-19377nvdExploitThird Party Advisory
lists.debian.org/debian-lts-announce/2020/12/msg00015.htmlnvdMailing ListThird Party Advisory
security.netapp.com/advisory/ntap-20200103-0001/nvdThird Party AdvisoryVDB Entry
usn.ubuntu.com/4367-1/nvdThird Party Advisory
usn.ubuntu.com/4369-1/nvdThird Party Advisory
usn.ubuntu.com/4414-1/nvdThird Party Advisory

News mentions

No linked articles in our index yet.

cvss	0.507
epss	0.003
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000