Binutils objdump contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF debug_rnglists data. A logic error in the handling of the debug_rnglists header can cause objdump to repeatedly print the same warning message and fail to terminate, resulting in an unbounded logging loop until the process is interrupted. The issue was observed in binutils 2.44. A local attacker can exploit this vulnerability by supplying a malicious input file, leading to excessive CPU and I/O usage and preventing completion of the objdump analysis.

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History

Mon, 09 Mar 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Gnu
Gnu binutils
Vendors & Products Gnu
Gnu binutils

Sat, 07 Mar 2026 00:15:00 +0000

Type Values Removed Values Added
Title binutils: Binutils: Denial of Service via malformed DWARF debug_rnglists data
Weaknesses CWE-606
References
Metrics threat_severity

None

cvssV3_1

{'score': 2.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L'}

threat_severity

Low


Fri, 06 Mar 2026 17:30:00 +0000

Type Values Removed Values Added
Description Binutils objdump contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF debug_rnglists data. A logic error in the handling of the debug_rnglists header can cause objdump to repeatedly print the same warning message and fail to terminate, resulting in an unbounded logging loop until the process is interrupted. The issue was observed in binutils 2.44. A local attacker can exploit this vulnerability by supplying a malicious input file, leading to excessive CPU and I/O usage and preventing completion of the objdump analysis.
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-03-06T17:08:53.780Z

Reserved: 2026-01-09T00:00:00.000Z

Link: CVE-2025-69646

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-06T18:16:16.500

Modified: 2026-03-09T13:35:34.633

Link: CVE-2025-69646

cve-icon Redhat

Severity : Low

Publid Date: 2026-03-06T00:00:00Z

Links: CVE-2025-69646 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-03-09T10:08:32Z

Weaknesses