CVE-2026-90803: gnu binutils

csirt@kutim:~/threat-intel/cve/CVE-2026-90803

CVSS 6.8 · Medium EPSS 0,20%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada gnu binutils. Skor CVSS 3.1 6.8 (Medium) menurut NVD.

Deskripsi (NVD)

A security vulnerability has been detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_64_relocate_section of the file bfd/elf64-x86-64.c of the component ld. Such manipulation of the argument roff leads to buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. Upgrading to version 2.48 addresses this issue. The name of the patch is 471130b39c03623ec6d78ece377ff4da3f6bfe7b. It is recommended to upgrade the affected component.

Rincian

Terbit di NVD: 14 September 2026
Terakhir diubah: 18 September 2026
Status NVD: Analyzed
CVSS 3.1: 6.8 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:H · uraikan di kalkulator
Jenis kelemahan (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')
EPSS (30 hari): 0,20% peluang dieksploitasi; lebih tinggi dari 9,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
gnu	binutils	Versi 2.47

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=471130b39c03623ec6d78ece377ff4da3f6bfe7b patch
https://github.com/r1ck9-2q/cve_summit/blob/main/Heap%20OOB%20readwrite%20and%20SEGV%20in%20%60elf_x86_64_relo... exploit · mitigasi · advisory pihak ketiga
https://sourceware.org/bugzilla/show_bug.cgi?id=34444 exploit · advisory pihak ketiga
https://vuldb.com/cve/CVE-2026-90803 permissions required · advisory pihak ketiga · vdb entry
https://vuldb.com/submit/920280 permissions required · advisory pihak ketiga · vdb entry
https://vuldb.com/vuln/403305 permissions required · advisory pihak ketiga · vdb entry
https://vuldb.com/vuln/403305/cti permissions required · advisory pihak ketiga · vdb entry
https://www.gnu.org/ product

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.