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UBUNTU-CVE-2019-19056

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UBUNTU-CVE-2019-19056

Published: 18 Nov 2019Last Modified: 5 Oct 2026

Upstream:

Aliases:

Summary:

Details: A memory leak in the mwifiex_pcie_alloc_cmdrsp_buf() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures, aka CID-db8fd2cde932.

References: https://ubuntu.com/security/CVE-2019-19056, https://github.com/torvalds/linux/commit/db8fd2cde93227e566a412cf53173ffa227998bc, https://ubuntu.com/security/notices/USN-4286-1, https://ubuntu.com/security/notices/USN-4286-2, https://ubuntu.com/security/notices/USN-4300-1, https://ubuntu.com/security/notices/USN-4301-1, https://ubuntu.com/security/notices/USN-4302-1, https://www.cve.org/CVERecord?id=CVE-2019-19056

Affected packages

Package

Name: linux-aws

Purl: pkg:deb/ubuntu/linux-aws?arch=source&distro=trusty%2Fesm

Affected ranges

Type: ECOSYSTEM

Events:

Introduced- 0

Fixed -4.4.0-1062.66

Affected versions

4.4.0-1002.2

4.4.0-1003.3

4.4.0-1005.5

4.4.0-1006.6

4.4.0-1009.9

4.4.0-1010.10

4.4.0-1011.11

4.4.0-1012.12

4.4.0-1014.14

4.4.0-1016.16

4.4.0-1017.17

4.4.0-1019.19

4.4.0-1022.22

4.4.0-1023.23

4.4.0-1024.25

4.4.0-1025.26

4.4.0-1027.30

4.4.0-1028.31

4.4.0-1029.32

4.4.0-1031.34

4.4.0-1032.35

4.4.0-1034.37

4.4.0-1036.39

4.4.0-1037.40

4.4.0-1038.41

4.4.0-1039.42

4.4.0-1040.43

4.4.0-1042.45

4.4.0-1044.47

4.4.0-1045.48

4.4.0-1046.50

4.4.0-1048.52

4.4.0-1050.54

4.4.0-1052.56

4.4.0-1054.58

4.4.0-1055.59

4.4.0-1056.60

4.4.0-1058.62

4.4.0-1059.63

4.4.0-1060.64

4.4.0-1061.65

Common Vulnerability Scoring System

Attack Vector

Network

Adjacent

Local

Physical

Privileges Required

None

Low

High

User Interaction

None

Required

Scope

Unchanged

Changed

Confidentiality

None

Low

High

Integrity

None

Low

High

Availability

None

Low

High