Vulnerability Monitor

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CVE-2019-19447

In the Linux kernel 5.0.21, mounting a crafted ext4 filesystem image, performing some operations, and unmounting can lead to a use-after-free in ext4_put_super in fs/ext4/super.c, related to dump_orphan_list in fs/ext4/super.c.

Published

2019-12-08T01:15:10.383

Last Modified

2024-11-21T04:34:45.017

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

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

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

8.6

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-416
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel < 3.16.82 Yes
Operating System linux linux_kernel < 4.4.208 Yes
Operating System linux linux_kernel < 4.9.208 Yes
Operating System linux linux_kernel < 4.14.159 Yes
Operating System linux linux_kernel < 4.19.90 Yes
Operating System linux linux_kernel < 5.3.17 Yes
Operating System linux linux_kernel < 5.4.4 Yes
Application netapp active_iq_unified_manager - Yes
Application netapp cloud_backup - Yes
Application netapp data_availability_services - Yes
Application netapp hci_baseboard_management_controller h610s Yes
Application netapp steelstore_cloud_integrated_storage - Yes
Hardware netapp solidfire_baseboard_management_controller - Yes
References