Use of uninitialized resource in Binutils - CVE-2020-35494

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Main Vulnerability Database Vulnerabilities #VU107637

Use of uninitialized resource in Binutils - CVE-2020-35494

Published: April 22, 2025


Vulnerability identifier: #VU107637
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-35494
CWE-ID: CWE-908
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: GNU
Affected software:
Binutils

Detailed vulnerability description

The vulnerability allows a local user to bypass certain security restrictions.

The vulnerability exists due to usage of uninitialized resources in binutils /opcodes/tic4x-dis.c. A local user can submit a crafted input file to be processed by binutils, trigger uninitialized usage of resources and bypass implemented security mechanisms.


How to mitigate CVE-2020-35494

Install updates from vendor's website.

Sources