Bug 1665309 (CVE-2018-20541) - CVE-2018-20541 libxsmm: heap-based buffer overflow in libxsmm_sparse_csc_reader at generator_spgemm_csc_reader.c
Summary: CVE-2018-20541 libxsmm: heap-based buffer overflow in libxsmm_sparse_csc_read...
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: CVE-2018-20541
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: 1665310 1665311
Blocks:
TreeView+ depends on / blocked
 
Reported: 2019-01-10 22:38 UTC by Laura Pardo
Modified: 2020-08-12 11:46 UTC (History)
2 users (show)

Fixed In Version:
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Last Closed: 2020-08-12 11:46:22 UTC
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Description Laura Pardo 2019-01-10 22:38:14 UTC 
A flaw was found in LIBXSMM 1.10. There is a heap-based buffer overflow in libxsmm_sparse_csc_reader at generator_spgemm_csc_reader.c, a different vulnerability than CVE-2018-20542 (which is in a different part of the source code and is seen at different addresses).


References:
https://bugzilla.redhat.com/show_bug.cgi?id=1652632
https://github.com/hfp/libxsmm/issues/287

Upstream Patch:
https://github.com/hfp/libxsmm/commit/151481489192e6d1997f8bde52c5c425ea41741d
Comment 1 Laura Pardo 2019-01-10 22:38:30 UTC 
Created libxsmm tracking bugs for this issue:

Affects: epel-7 [bug 1665311]
Affects: fedora-all [bug 1665310]
Comment 2 Dave Love 2020-08-12 11:46:22 UTC 
Should have been closed as invalid security issue
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