Vulnerability Details : CVE-2018-20543

There is an attempted excessive memory allocation at libxsmm_sparse_csc_reader in generator_spgemm_csc_reader.c in LIBXSMM 1.10 that will cause a denial of service.
Published 2018-12-28 16:29:05
Updated 2019-01-11 17:43:02
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2018-20543

EPSS FAQ
0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-20543

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
 MEDIUM AV:N/AC:M/Au:N/C:N/I:N/A:P
8.6
2.9
 NIST
6.5
 MEDIUM CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
2.8
3.6
 NIST

CWE ids for CVE-2018-20543

  • The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-20543

  • https://bugzilla.redhat.com/show_bug.cgi?id=1652634
    1652634 – There is a memory exhausted vulnerabiliy at slibxsmm_sparse_csc_reader src/generator_spgemm_csc_reader.c:123 in libxsmm that will cause dos attack.
    Exploit;Issue Tracking;Third Party Advisory

Products affected by CVE-2018-20543

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