CVE-2026-90831

🔶 medium

Summary

A vulnerability was detected in GNU Binutils 2.47. The affected element is the function _bfd_elf_strtab_delref of the file bfd/elf-strtab.c of the component ELF String Table. The manipulation results in memory corruption. The attack requires a local approach. 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.

CVSS Score

5.3

Medium

EPSS Score

0.2

Exploit Probability

Published Date

2026-09-14

First Seen: 2026-09-16

📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 19.0% of all 358,566 vulnerabilities in our database.

#290,296

Below average severity

Severity Percentile

🎯 CISA SSVC Assessment Updated: Sep 16, 2026

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

Requires human interaction

💥 Technical Impact

Partial

Limited system impact

🏆 Discovered By

wsstssw (VulDB User) (reporter) VulDB CNA Team (coordinator)

SSVC data provided by CISA

Last Modified 2026-09-16

Source NVD 🔗

CVSS Vector 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS Vector 4.0

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CWE IDs (Weakness Types)

CWE-119

📦 Affected Products 1

Vendor	Product	Status	Affected Versions
gnu	binutils	Affected	v2.47

🔗 References 7

https://sourceware.org/bugzilla/attachment.cgi?id=16886

Third Party Advisory

https://sourceware.org/bugzilla/show_bug.cgi?id=34454

Third Party Advisory

https://vuldb.com/cve/CVE-2026-90831

Third Party Advisory

https://vuldb.com/submit/925230

Third Party Advisory

https://vuldb.com/vuln/403333

Third Party Advisory

https://vuldb.com/vuln/403333/cti

Permissions Required

https://www.gnu.org/

Product

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-91779	ℹ️ low	3.3	0.1	A security flaw has been discovered in GNU Binutils 2.47. This affects the function _bfd_elf_eh_frame_section_offset of ...	2026-09-15
CVE-2026-91780	ℹ️ low	3.3	0.1	A weakness has been identified in GNU Binutils 2.47. This impacts the function elf_link_add_object_symbols of the file b...	2026-09-15
CVE-2026-91781	ℹ️ low	3.3	0.1	A security vulnerability has been detected in GNU Binutils 2.47. Affected is the function elf_x86_64_common_section_inde...	2026-09-15
CVE-2026-91782	ℹ️ low	3.3	0.1	A vulnerability was detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_allocate_dynre...	2026-09-15
CVE-2026-90829	🔶 medium	5.3	0.2	A weakness has been identified in GNU Binutils 2.47. This issue affects the function bfd_elf_set_group_contents of the f...	2026-09-14
CVE-2026-90830	🔶 medium	5.3	0.2	A security vulnerability has been detected in GNU Binutils 2.47. Impacted is the function _bfd_write_merged_section of t...	2026-09-14

These CVEs affect the same products