Vulnerability Monitor

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CVE-2018-20855

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.

Published

2019-07-26T05:15:10.423

Last Modified

2024-11-21T04:02:19.263

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 3.3 (LOW)

CVSSv2 Vector

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

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

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 4.18.7	Yes
Operating System	opensuse	leap	15.0	Yes
Operating System	opensuse	leap	15.1	Yes
Application	netapp	active_iq_performance_analytics_services	-	Yes
Application	netapp	active_iq_unified_manager	≥ 9.5	Yes
Application	netapp	data_availability_services	-	Yes
Application	netapp	element_software	-	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00055.html Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00056.html Third Party Advisory ([email protected])
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7 Mailing List, Release Notes, Vendor Advisory ([email protected])
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0625b4ba1a5d4703c7fb01c497bd6c156908af00 Mailing List, Patch, Vendor Advisory ([email protected])
https://github.com/torvalds/linux/commit/0625b4ba1a5d4703c7fb01c497bd6c156908af00 Patch, Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20190905-0002/ Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00055.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00056.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7 Mailing List, Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0625b4ba1a5d4703c7fb01c497bd6c156908af00 Mailing List, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/0625b4ba1a5d4703c7fb01c497bd6c156908af00 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20190905-0002/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)