TI-2020-18028 Aliases CVE-2020-35507 GHSA-87mc-cvfv-8r2w

NULL pointer dereference in binutils

LOW 27CWE-476Published 2021-01-04 · Updated 2026-10-08

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: Deferred Red Hat: fix deferred

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-476.

Summary

There's a flaw in bfd_pef_parse_function_stubs of bfd/pef.c in binutils in versions prior to 2.34 which could allow an attacker who is able to submit a crafted file to be processed by objdump to cause a NULL pointer dereference. The greatest threat of this flaw is to application availability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.01244 69th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Deferred Red Hat: fix deferred

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	binutils	binutils 2.34	—	No fix listed	CNA

binutils Vendor— Affected binutils 2.34 Fixed in — No fix listed CNA

CPE configurations NVD · 9

CPE	Versions	Role	Vendor
cpe:2.3:a:gnu:binutils::::::::	before 2.34	Vulnerable	GNU
cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*	8.0	Vulnerable	Red Hat
cpe:2.3:o:netapp:hci_compute_node_firmware:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:h:netapp:hci_compute_node:-:::::::*	not specified by NVD	Running on	NetApp
cpe:2.3:a:netapp:cloud_backup:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:a:netapp:solidfire\,_enterprise_sds_\&_hci_storage_node:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:o:broadcom:brocade_fabric_operating_system:-:::::::*	not specified by NVD	Vulnerable	Broadcom

cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:* Versions before 2.34 Vulnerable ·GNU
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Red Hat
cpe:2.3:o:netapp:hci_compute_node_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:a:netapp:solidfire\,_enterprise_sds_\&_hci_storage_node:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:o:broadcom:brocade_fabric_operating_system:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Broadcom

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat rating: Low. Red Hat's page for this CVE →

Product	Status	Plan or fix
Red Hat Enterprise Linux 6	Affected	No fix planned: Out of support scope
Red Hat Enterprise Linux 7	Affected	No fix planned: Out of support scope
Red Hat Enterprise Linux 8	Affected	No fix yet: Fix deferred

Not affected: 2 products

Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9

Timeline

2026-10-02 Threatist record created from CVE-2020-35507
2026-10-03 Alias added: GHSA-87mc-cvfv-8r2w
2026-10-08 CISA SSVC decision points changed

References

Exploit 1

https://bugzilla.redhat.com/show_bug.cgi?id=1911691

Advisory 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences