Bug 1665315 (CVE-2018-20543) - CVE-2018-20543 libxsmm: Resource Exhaustion in libxsmm_sparse_csc_reader in generator_spgemm_csc_reader.c
Summary: CVE-2018-20543 libxsmm: Resource Exhaustion in libxsmm_sparse_csc_reader in g...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-20543
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1665316 1665318
Blocks:
TreeView+ depends on / blocked
 
Reported: 2019-01-10 22:46 UTC by Laura Pardo
Modified: 2019-09-29 15:04 UTC (History)
2 users (show)

Fixed In Version:
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Environment:
Last Closed: 2019-06-10 10:45:12 UTC
Embargoed:


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Description Laura Pardo 2019-01-10 22:46:07 UTC
A flaw was found in LIBXSMM 1.10. There is an attempted excessive memory allocation at libxsmm_sparse_csc_reader in generator_spgemm_csc_reader.c that will cause a denial of service.


References:
https://bugzilla.redhat.com/show_bug.cgi?id=1652634

Comment 1 Laura Pardo 2019-01-10 22:46:27 UTC
Created libxsmm tracking bugs for this issue:

Affects: epel-7 [bug 1665318]
Affects: fedora-all [bug 1665316]

Comment 2 Product Security DevOps Team 2019-06-10 10:45:12 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.


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