CVE-2020-35493

MediumCVSS 5.5/10Last modified Oct 8, 2026

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
n/a	binutils	binutils 2.34

References

https://bugzilla.redhat.com/show_bug.cgi?id=1911437Exploit, Issue Tracking, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/
https://security.gentoo.org/glsa/202107-24Third Party Advisory
https://security.netapp.com/advisory/ntap-20210212-0007/Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1911437Exploit, Issue Tracking, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/
https://security.gentoo.org/glsa/202107-24Third Party Advisory
https://security.netapp.com/advisory/ntap-20210212-0007/Third Party Advisory

Timeline

Published: Jan 4, 2021
Last modified: Oct 8, 2026
NVD status: Modified

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