CVE-2020-35493

MEDIUM

GNU Binutils < 2.34 - Improper Input Validation

Title source: rule

Description

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.

References (4)

[Exploit, Issue Tracking, Patch, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1911437

[Third Party Advisory] https://security.gentoo.org/glsa/202107-24

[Third Party Advisory] https://security.netapp.com/advisory/ntap-20210212-0007/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/

Scores

CVSS v3 5.5

EPSS 0.0023

EPSS Percentile 45.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

CWE

CWE-20

Status published

Affected Products (8)

gnu/binutils < 2.34

fedoraproject/fedora

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

Timeline

Published Jan 04, 2021

Tracked Since Feb 18, 2026