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cveMitreCVE-2019-19447
HistoryDec 08, 2019 - 1:15 a.m.

CVE-2019-19447

2019-12-0801:15:10
CWE-416
mitre
web.nvd.nist.gov
351
cve-2019-19447
linux
kernel
ext4
filesystem
use-after-free
vulnerability
nvd

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8

Confidence

High

EPSS

0.003

Percentile

68.4%

JSON

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.

Affected configurations

Nvd
Node
linuxlinux_kernelRange2.6.12–3.16.82
OR
linuxlinux_kernelRange3.17–4.4.208
OR
linuxlinux_kernelRange4.5.0–4.9.208
OR
linuxlinux_kernelRange4.10–4.14.159
OR
linuxlinux_kernelRange4.15–4.19.90
OR
linuxlinux_kernelRange4.20–5.3.17
OR
linuxlinux_kernelRange5.4–5.4.4
Node
netappactive_iq_unified_managerMatch-vmware_vsphere
OR
netappcloud_backupMatch-
OR
netappdata_availability_servicesMatch-
OR
netapphci_baseboard_management_controllerMatchh610s
OR
netappsteelstore_cloud_integrated_storageMatch-
OR
netappsolidfire_baseboard_management_controllerMatch-

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CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

8

Confidence

High

EPSS

0.003

Percentile

68.4%

JSON
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