CVE-2026-90804

EUVD-2026-77642

14.09.2026, 17:17

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.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
VulDB	CNA	4.8 MEDIUM	LOCAL	LOW	LOW	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

Base Score

CVSS 3.x

EPSS Score

Percentile: Unknown

Early Detection

Affected products identified ahead of NVD analysis through intelligence sources.

Vendor	Product	Version	Source
gnu	binutils	2.47	CNA

Debian Releases

Debian Product

Codename

binutils

bookworm	unimportant
forky	unimportant
sid	unimportant
trixie	unimportant

Ubuntu Releases

Ubuntu Product

Codename

binutils

bionic	needs-triage
focal	needs-triage
jammy	needs-triage
noble	needs-triage
resolute	needs-triage
trusty	needs-triage
xenial	needs-triage

Common Weakness Enumeration

CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.

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://sourceware.org/bugzilla/show_bug.cgi?id=34445

https://vuldb.com/cve/CVE-2026-90804

https://vuldb.com/submit/920281

https://vuldb.com/vuln/403306

https://vuldb.com/vuln/403306/cti

https://www.gnu.org/