{"id":"CVE-2018-20002","details":"The _bfd_generic_read_minisymbols function in syms.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.31, has a memory leak via a crafted ELF file, leading to a denial of service (memory consumption), as demonstrated by nm.","modified":"2026-04-10T04:08:55.605798Z","published":"2018-12-10T02:29:00.390Z","references":[{"type":"WEB","url":"https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=c2f5dc30afa34696f2da0081c4ac50b958ecb0e9"},{"type":"WEB","url":"https://usn.ubuntu.com/4336-1/"},{"type":"ADVISORY","url":"https://support.f5.com/csp/article/K62602089"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/106142"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201908-01"},{"type":"REPORT","url":"https://sourceware.org/bugzilla/show_bug.cgi?id=23952"},{"type":"FIX","url":"https://security.netapp.com/advisory/ntap-20190221-0004/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://sourceware.org/git/binutils-gdb.git","events":[{"introduced":"0"},{"last_affected":"af127c216949509e57ab2a28cc56c44e4e548813"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.31"}]}}],"versions":["binutils-2_31","gdb-4_18-branchpoint","gdb-7.10-branchpoint","gdb-7.11-branchpoint","gdb-7.12-branchpoint","gdb-7.7-branchpoint","gdb-7.8-branchpoint","gdb-7.9-branchpoint","gdb-8.0-branchpoint","gdb-8.1-branchpoint","gdb_5_2-branchpoint","gdb_5_3-branchpoint","gdb_6_0-branchpoint","gdb_6_1-branchpoint","gdb_6_2-branchpoint","gdb_6_3-branchpoint","gdb_6_4-branchpoint","gdb_6_5-branchpoint","gdb_6_6-branchpoint","gdb_6_7-branchpoint","gdb_6_8-branchpoint","gdb_7_0-branchpoint","gdb_7_1-branchpoint","gdb_7_2-branchpoint","gdb_7_3-branchpoint","gdb_7_4-branchpoint","gdb_7_5-branchpoint","gdb_7_6-branchpoint","users/ARM/embedded-binutils-master-2016q4","users/ARM/embedded-binutils-master-2017q4","users/ARM/embedded-gdb-master-2017q4"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"7.2"}]},{"events":[{"introduced":"5.0.0"},{"last_affected":"5.1.0"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20002.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}