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CVE-2018-14734 Details

Description

drivers/infiniband/core/ucma.c in the Linux kernel through 4.17.11 allows ucma_leave_multicast to access a certain data structure after a cleanup step in ucma_process_join, which allows attackers to cause a denial of service (use-after-free).

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.8 HIGHVector:CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cb2595c1393b4a5211534e6f0a0fbad369e21ad8	CVE	PatchVendor Advisory
https://access.redhat.com/errata/RHSA-2019:0831	CVE
https://access.redhat.com/errata/RHSA-2019:2029	CVE
https://access.redhat.com/errata/RHSA-2019:2043	CVE
https://github.com/torvalds/linux/commit/cb2595c1393b4a5211534e6f0a0fbad369e21ad8	CVE	PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html	CVE	Mailing ListThird Party Advisory
https://usn.ubuntu.com/3797-1/	CVE	Third Party Advisory
https://usn.ubuntu.com/3797-2/	CVE	Third Party Advisory
https://usn.ubuntu.com/3847-1/	CVE	Third Party Advisory
https://usn.ubuntu.com/3847-2/	CVE	Third Party Advisory
https://usn.ubuntu.com/3847-3/	CVE	Third Party Advisory
https://usn.ubuntu.com/3849-1/	CVE	Third Party Advisory
https://usn.ubuntu.com/3849-2/	CVE	Third Party Advisory
https://www.debian.org/security/2018/dsa-4308	CVE	Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cb2595c1393b4a5211534e6f0a0fbad369e21ad8	[email protected]	PatchVendor Advisory
https://access.redhat.com/errata/RHSA-2019:0831	[email protected]
https://access.redhat.com/errata/RHSA-2019:2029	[email protected]
https://access.redhat.com/errata/RHSA-2019:2043	[email protected]
https://github.com/torvalds/linux/commit/cb2595c1393b4a5211534e6f0a0fbad369e21ad8	[email protected]	PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html	[email protected]	Mailing ListThird Party Advisory
https://usn.ubuntu.com/3797-1/	[email protected]	Third Party Advisory
https://usn.ubuntu.com/3797-2/	[email protected]	Third Party Advisory
https://usn.ubuntu.com/3847-1/	[email protected]	Third Party Advisory
https://usn.ubuntu.com/3847-2/	[email protected]	Third Party Advisory
https://usn.ubuntu.com/3847-3/	[email protected]	Third Party Advisory
https://usn.ubuntu.com/3849-1/	[email protected]	Third Party Advisory
https://usn.ubuntu.com/3849-2/	[email protected]	Third Party Advisory
https://www.debian.org/security/2018/dsa-4308	[email protected]	Third Party Advisory

see all 28 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-416	Use After Free	[email protected]

Affected Products

Product	Versions
linux linux kernel	<= 4.17.11
CPE cpe:2.3:o:linux:linux_kernel:::::::: Remediation No remediation found in references.
canonical ubuntu linux	12.04 14.04 16.04 18.04
CPE cpe:2.3:o:canonical:ubuntu_linux:12.04::::esm::: cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts::: cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts::: cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts::: Remediation No remediation found in references.
debian debian linux	8.0 9.0
CPE cpe:2.3:o:debian:debian_linux:8.0:::::::* cpe:2.3:o:debian:debian_linux:9.0:::::::* Remediation No remediation found in references.

Change History

12 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Aug 6, 2019	CVE Modified	[email protected]
Apr 23, 2019	CVE Modified	[email protected]
Mar 21, 2019	Modified Analysis	[email protected]
Jan 15, 2019	CVE Modified	[email protected]
Dec 21, 2018	CVE Modified	[email protected]
Oct 23, 2018	CVE Modified	[email protected]
Oct 4, 2018	CVE Modified	[email protected]
Oct 2, 2018	CVE Modified	[email protected]
Sep 28, 2018	Initial Analysis	[email protected]

CVE-2018-14734 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

Change History

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