Medium severity4.8NVD Advisory· Published Sep 14, 2026
CVE-2026-90804
CVE-2026-90804
Description
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.
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Affected products
2Patches
Vulnerability mechanics
References
7- github.com/r1ck9-2q/cve_summit/blob/main/Heap%20OOB%20write%20%20negative-size%20%60memmove%60%20%20SEGV%20in%20%60_bfd_elf_write_section_eh_frame%60%20(bfdelf-eh-frame.c2064%20%202083%20%202193)%20via%20malformed%20%60.eh_frame%60.mdnvd
- sourceware.org/bugzilla/show_bug.cginvd
- vuldb.com/cve/CVE-2026-90804nvd
- vuldb.com/submit/920281nvd
- vuldb.com/vuln/403306nvd
- vuldb.com/vuln/403306/ctinvd
- www.gnu.orgnvd
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