Resource exhaustion in GNU Binutils
CVE-2025-69645
Binutils objdump contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF debug information. A logic error in the handling of DWARF compilation units can result in an invalid offset_size value being used inside byte_get_little_endian, leading to an abort (SIGABRT). The issue was observed in binutils 2.44. A local attacker can trigger the crash by supplying a malicious input file.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (5.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- GNU Binutils — versions 2.44
Weakness classification (CWE)
References
- sourceware.org/bugzilla/show_bug.cgi (Exploit, Issue Tracking)
- sourceware.org/git/gitweb.cgi (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-69645?
- CVE-2025-69645 is a medium-severity vulnerability in GNU Binutils, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2026-03-06.
- How severe is CVE-2025-69645?
- Medium severity. CVSS v3 base score is 5.5 out of 10.