CVE-2025-69646
binutils: Binutils: Denial of Service via malformed DWARF debug_rnglists data
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · March 6, 2026
Updated · September 1, 2026
Description
A flaw was found in binutils. A local attacker can exploit this vulnerability by supplying a malicious input file containing malformed DWARF debug_rnglists data. This can cause the objdump tool to enter an unbounded logging loop, leading to excessive CPU and I/O usage and preventing analysis completion. This issue results in a Denial of Service (DoS).
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 2.8CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
CWE-606 · Unchecked Input for Loop Condition