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
NIST	Primary	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: 9.43%

Affected Products (NVD)

Vendor	Product	Version
gnu	binutils	2.47

𝑥

= Vulnerable software versions

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

Known Exploits!

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/