{"id":"CVE-2020-35493","details":"A flaw exists in binutils in bfd/pef.c. An attacker who is able to submit a crafted PEF file to be parsed by objdump could cause a heap buffer overflow -\u003e out-of-bounds read that could lead to an impact to application availability. This flaw affects binutils versions prior to 2.34.","modified":"2026-02-16T10:23:22.093813Z","published":"2021-01-04T15:15:12.777Z","related":["SUSE-SU-2021:3593-1","SUSE-SU-2021:3616-1","SUSE-SU-2022:0934-1","openSUSE-SU-2021:1475-1","openSUSE-SU-2021:3616-1","openSUSE-SU-2024:10651-1"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/"},{"type":"ADVISORY","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1911437"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202107-24"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20210212-0007/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1911437"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1911437"},{"type":"EVIDENCE","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1911437"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://sourceware.org/git/binutils-gdb.git","events":[{"introduced":"0"},{"fixed":"d7f734bc7e9e5fb6c33b433973b57e1eed3a7e9f"}]}],"versions":["binu_ss_19990502","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-8.2-branchpoint","gdb-8.3-branchpoint","gdb-9-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","readline_4_0","users/ARM/embedded-binutils-master-2016q4","users/ARM/embedded-binutils-master-2017q4","users/ARM/embedded-binutils-master-2018q4","users/ARM/embedded-gdb-master-2017q4","users/ARM/embedded-gdb-master-2018q4"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-35493.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}