Disclosure summary
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 -> out-of-bounds read that could lead to an impact to application availability. This flaw affects binutils versions prior to 2.34.
Source-reported weakness categories
CWE-20
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2020-35493
Open original source · Updated Oct 08, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| gnu | binutils | * {"versionEndExcluding":"2.34"} |
| fedoraproject | fedora | 32 |
| netapp | cloud_backup | - |
| netapp | ontap_select_deploy_administration_utility | - |
| netapp | solidfire,_enterprise_sds_&_hci_storage_node | - |
| netapp | solidfire_&_hci_management_node | - |
| broadcom | brocade_fabric_operating_system_firmware | - |
| netapp | hci_compute_node_firmware | - |
Original records & references
- NIST NVD record
- CVE Program record
- bugzilla.redhat.com — Exploit, Issue Tracking, Patch, Third Party Advisory
- lists.fedoraproject.org
- security.gentoo.org — Third Party Advisory
- security.netapp.com — Third Party Advisory
- bugzilla.redhat.com — Exploit, Issue Tracking, Patch, Third Party Advisory
- lists.fedoraproject.org
- security.gentoo.org — Third Party Advisory
- security.netapp.com — Third Party Advisory
PUBLISHED 2021-01-04T10:15:12-05:00
MODIFIED 2026-10-08T18:16:59-04:00
INGESTED 2026-10-10T20:50:19-04:00