Vulnerability Monitor

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CVE-2019-19816

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.

Published

2019-12-17T06:15:12.907

Last Modified

2024-11-21T04:35:26.963

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

8.6

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-787
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel < 4.4.247 Yes
Operating System linux linux_kernel < 4.9.247 Yes
Operating System linux linux_kernel < 4.14.210 Yes
Operating System linux linux_kernel < 4.19.137 Yes
Operating System linux linux_kernel < 5.2 Yes
Operating System canonical ubuntu_linux 14.04 Yes
Operating System canonical ubuntu_linux 16.04 Yes
Operating System canonical ubuntu_linux 18.04 Yes
Operating System debian debian_linux 9.0 Yes
Application netapp active_iq_unified_manager ≥ 9.5 Yes
Application netapp data_availability_services - Yes
Application netapp hci_management_node - Yes
Application netapp solidfire - Yes
Application netapp steelstore_cloud_integrated_storage - Yes
Operating System netapp aff_a700s_firmware - Yes
Hardware netapp aff_a700s - No
Operating System netapp fas8300_firmware - Yes
Hardware netapp fas8300 - No
Operating System netapp fas8700_firmware - Yes
Hardware netapp fas8700 - No
Operating System netapp aff_a400_firmware - Yes
Hardware netapp aff_a400 - No
Operating System netapp h610s_firmware - Yes
Hardware netapp h610s - No
References