CVE-2026-90804: GNU Binutils

Medium severity, CVSS 6.1. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability was detected in GNU Binutils 2.47. Affected by this issue is the function _bfd_elf_write_section_eh_frame of the file bfd/elf-eh-frame.c of the component Eh Frame Section Handler. Performing a manipulation of the argument cie_length/fde_length/augmentation_data_size/write_offset results in buffer overflow. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through a bug report but has not responded yet.

Affected products

• GNU Binutils: version 2.47 only

Published 2026-09-14. Last modified 2026-09-18.