CVE Vulnerability

CVE-2018-14734

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).

6.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 8.5

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact COMPLETE

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/torvalds/linux/commit/cb2595c1393b4a5211534e6f0a0fbad369e21ad8 Patch Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cb2595c1393b4a5211534e6f0a0fbad369e21ad8 Patch Vendor Advisory
https://www.debian.org/security/2018/dsa-4308 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html Mailing List Third Party Advisory
https://usn.ubuntu.com/3797-2/ Third Party Advisory
https://usn.ubuntu.com/3797-1/ Third Party Advisory
https://usn.ubuntu.com/3849-2/ Third Party Advisory
https://usn.ubuntu.com/3847-3/ Third Party Advisory
https://usn.ubuntu.com/3847-2/ Third Party Advisory
https://usn.ubuntu.com/3847-1/ Third Party Advisory
https://usn.ubuntu.com/3849-1/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0831
https://access.redhat.com/errata/RHSA-2019:2043
https://access.redhat.com/errata/RHSA-2019:2029
Configurations

Configuration 1

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Information

Published : 2018-07-29 11:29

Updated : 2019-04-23 05:29

NVD link : CVE-2018-14734

Mitre link : CVE-2018-14734

Products Affected
No products.
CWE
CWE-416