PT-2018-2559

CVE-2018-14734

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Published

2018-06-04

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Updated

2026-10-19

Description by

CVSS 3.1
7.8
High
MetricsAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel versions through 4.17.11
Description The issue is related to a use-after-free error in the ucma leave multicast function, allowing attackers to cause a denial of service. This occurs because the function accesses a certain data structure after a cleanup step in ucma process join. The exploitation of this issue may lead to a service disruption.
Recommendations For Linux kernel versions through 4.17.11, update to a version later than 4.17.11 to resolve the issue. At the moment, there is no information about additional mitigation measures for this specific issue.
Exploitability
Fix
Impacts
Vendors
Affected products
Weakness enumeration
Related identifiers
ALT-PU-2018-2092
ALT-PU-2018-2094
ALT-PU-2019-1433
CESA-2019_2029
CLSA-2026-1789960079
CLSA-2026-1790030905
DLA-1529-1
DLA-1531-1
DSA-4308-1
OPENSUSE-SU-2018_2404-1
RHSA-2019:0831
RHSA-2019:2029
RHSA-2019_2029
RHSA-2019:2043
RHSA-2019_2043
SUSE-SU-2018:2328-1
SUSE-SU-2018:2344-1
SUSE-SU-2018:2344-2
SUSE-SU-2018:2362-1
SUSE-SU-2018:2374-1
SUSE-SU-2018:2384-1
SUSE-SU-2018:2596-1
SUSE-SU-2018:2879-1
SUSE-SU-2018:2907-1
SUSE-SU-2018:3088-1
SUSE-SU-2019:1422-1
SUSE-SU-2019_1422-1
SUSE-SU-2019:1437-1
SUSE-SU-2019_1437-1
SUSE-SU-2019:1489-1
SUSE-SU-2019_1489-1
USN-3797-1
USN-3797-2
USN-3847-1
USN-3847-2
USN-3847-3
USN-3849-1
USN-3849-2
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