CVE-2026-90804

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.
Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:binutils:2.47:*:*:*:*:*:*:*

History

18 Sep 2026, 14:42

Type Values Removed Values Added
References () https://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.md - () https://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.md - Exploit, Mitigation, Third Party Advisory
References () https://sourceware.org/bugzilla/show_bug.cgi?id=34445 - () https://sourceware.org/bugzilla/show_bug.cgi?id=34445 - Exploit, Third Party Advisory
References () https://vuldb.com/cve/CVE-2026-90804 - () https://vuldb.com/cve/CVE-2026-90804 - Third Party Advisory, VDB Entry
References () https://vuldb.com/submit/920281 - () https://vuldb.com/submit/920281 - Exploit, Third Party Advisory, VDB Entry
References () https://vuldb.com/vuln/403306 - () https://vuldb.com/vuln/403306 - Permissions Required, Third Party Advisory, VDB Entry
References () https://vuldb.com/vuln/403306/cti - () https://vuldb.com/vuln/403306/cti - Permissions Required, Third Party Advisory, VDB Entry
References () https://www.gnu.org/ - () https://www.gnu.org/ - Product
CPE cpe:2.3:a:gnu:binutils:2.47:*:*:*:*:*:*:*
First Time Gnu binutils
Gnu

Information

Published : 2026-09-14 17:17

Updated : 2026-09-18 14:42


NVD link : CVE-2026-90804

Mitre link : CVE-2026-90804

CVE.ORG link : CVE-2026-90804


JSON object : View

Products Affected

gnu

  • binutils
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')