Vulnerability Monitor

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CVE-2019-19318

In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer,

Published

2019-11-28T00:15:11.143

Last Modified

2024-11-21T04:34:34.033

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.4 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

3.9

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-416
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel 5.0.21 Yes
Operating System linux linux_kernel 5.3.11 Yes
Operating System opensuse leap 15.1 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