CVE-2018-20538

There is a use-after-free at asm/preproc.c (function pp_getline) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service during certain finishes tests.

• CWE-416

• https://bugzilla.nasm.us/show_bug.cgi?id=3392531Exploit, Issue Tracking, Third Party Advisory
• https://bugzilla.nasm.us/show_bug.cgi?id=3392531Exploit, Issue Tracking, 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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• CVE-2018-20532There is a NULL pointer dereference at ext/testcase.c (funct…
• CVE-2018-20533There is a NULL pointer dereference at ext/testcase.c (funct…
• CVE-2018-20534There is an illegal address access at ext/testcase.c in libs…
• CVE-2018-20535There is a use-after-free at asm/preproc.c (function pp_getl…
• CVE-2018-20536There is a heap-based buffer over-read at liblas::SpatialRef…
• CVE-2018-20537There is a NULL pointer dereference at liblas::SpatialRefere…
• CVE-2018-20539There is a Segmentation fault triggered by illegal address a…
• CVE-2018-2054Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultI…
• CVE-2018-20540There is memory leak at liblas::Open (liblas/liblas.hpp) in …
• CVE-2018-20541There is a heap-based buffer overflow in libxsmm_sparse_csc_…
• CVE-2018-20542There is a heap-based buffer-overflow at generator_spgemm_cs…
• CVE-2018-20543There is an attempted excessive memory allocation at libxsmm…