NULL pointer dereference in binutils



| Updated: 2025-04-22
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-35495
CWE-ID CWE-476
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Binutils
Universal components / Libraries / Libraries used by multiple products

Vendor GNU

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU107636

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-35495

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A local user can submit a crafted input file to be processed by the objdump program and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Binutils: - - 2.33.1

CPE2.3 External links

https://bugzilla.redhat.com/show_bug.cgi?id=1911441
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/
https://security.netapp.com/advisory/ntap-20210212-0007/
https://security.gentoo.org/glsa/202107-24


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



###SIDEBAR###