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.

CVE-2025-69645 is fixed in 12 products on 1 platform, first by DEBIAN-CVE-2025-69645, released March 6, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

5.5

Moderate

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0019

8th percentile

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.

Where it's fixed

Product	Fixed in	Fix	Released
Linux
binutils · Debian 14	2.46-1	DEBIAN-CVE-2025-69645	Mar 6, 2026
mingw-binutils · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
mingw-binutils-debuginfo · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
mingw-binutils-debugsource · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
mingw-binutils-generic · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
mingw-binutils-generic-debuginfo · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
mingw32-binutils · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
mingw32-binutils-debuginfo · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
mingw64-binutils · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
mingw64-binutils-debuginfo · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
ucrt64-binutils · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026
ucrt64-binutils-debuginfo · Fedora 43	2.45.1-2.fc43	FEDORA-2026-9174E6EA37	Mar 27, 2026

Details

Published
March 6, 2026
Weakness
Uncontrolled Resource Consumption
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-69645

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