CVE-2018-20541

There is a heap-based buffer overflow in libxsmm_sparse_csc_reader at generator_spgemm_csc_reader.c in LIBXSMM 1.10, a different vulnerability than CVE-2018-20542 (which is in a different part of the source code and is seen at different addresses).

• CWE-787

• https://bugzilla.redhat.com/show_bug.cgi?id=1652632Exploit, Issue Tracking, Third Party Advisory
• https://github.com/hfp/libxsmm/commit/151481489192e6d1997f8bde52c5c425ea41741dPatch, Third Party Advisory
• https://github.com/hfp/libxsmm/issues/287Exploit, Patch, Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1652632Exploit, Issue Tracking, Third Party Advisory
• https://github.com/hfp/libxsmm/commit/151481489192e6d1997f8bde52c5c425ea41741dPatch, Third Party Advisory
• https://github.com/hfp/libxsmm/issues/287Exploit, Patch, Third Party Advisory

Published

Dec 28, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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