High severity7.8NVD Advisory· Published Dec 17, 2019· Updated Jun 17, 2026
CVE-2019-19816
CVE-2019-19816
Description
In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in __btrfs_map_block in fs/btrfs/volumes.c, because a value of 1 for the number of data stripes is mishandled.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
17- cpe:2.3:a:netapp:active_iq_unified_manager:*:*:*:*:*:vmware_vsphere:*:*Range: >=9.5
- cpe:2.3:a:netapp:data_availability_services:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*+ 2 more
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:netapp:aff_a400_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_a700s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas8300_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas8700_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:*
- Linux/Linux kerneldescription
Patches
Vulnerability mechanics
References
6- github.com/bobfuzzer/CVE/tree/master/CVE-2019-19816nvdExploitThird Party Advisory
- lists.debian.org/debian-lts-announce/2020/09/msg00025.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2020/12/msg00015.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2021/03/msg00010.htmlnvdMailing ListThird Party Advisory
- security.netapp.com/advisory/ntap-20200103-0001/nvdThird Party Advisory
- usn.ubuntu.com/4414-1/nvdThird Party Advisory
News mentions
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