CVE-2026-2291

Katalog CVE

CVSS 7.3 · High EPSS 0,61%

Skor CVSS 3.1 7.3 (High) menurut CISA ADP.

Deskripsi (NVD)

dnsmasqs extract_name() function can be abused to cause a heap buffer overflow, allowing an attacker to inject false DNS cache entries, which could result in DNS lookups to redirect to an attacker-controlled IP address, or to cause a DoS.

Rincian

Terbit di NVD

11 Mei 2026

Terakhir diubah

20 Juli 2026

Status NVD

Awaiting Analysis

CVSS 3.1

7.3 (High), sumber CISA ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L · uraikan di kalkulator

EPSS (30 hari)

0,61% peluang dieksploitasi; lebih tinggi dari 47,8% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/NixOS/nixpkgs/pull/519082
• https://github.com/NixOS/nixpkgs/pull/519093
• https://github.com/pi-hole/FTL/releases/tag/v6.6.2
• https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2026q2/018471.html
• https://thekelleys.org.uk/dnsmasq/CVE/
• https://www.kb.cert.org/vuls/id/471747
• https://www.suse.com/security/cve/CVE-2026-2291.html
• http://www.openwall.com/lists/oss-security/2026/07/20/14