CVE-2018-20855

LOW

Linux Kernel < 4.18.7 - Memory Corruption

Title source: rule
STIX 2.1

Description

An issue was discovered in the Linux kernel before 4.18.7. In create_qp_common in drivers/infiniband/hw/mlx5/qp.c, mlx5_ib_create_qp_resp was never initialized, resulting in a leak of stack memory to userspace.

References (6)

Core 6
Core References
Mailing List, Release Notes, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7
Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00055.html
Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00056.html
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20190905-0002/

Scores

CVSS v3 3.3
EPSS 0.0011
EPSS Percentile 28.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-119
Status published
Products (7)
linux/linux_kernel < 4.18.7
netapp/active_iq_performance_analytics_services
netapp/active_iq_unified_manager 9.5
netapp/data_availability_services
netapp/element_software
opensuse/leap 15.0
opensuse/leap 15.1
Published Jul 26, 2019
Tracked Since Feb 18, 2026