CVE-2025-39823

Katalog CVE

CVSS 7.8 · High EPSS 0,18%

Kerentanan Improper Validation of Array Index pada linux kernel, debian linux. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: use array_index_nospec with indices that come from guest min and dest_id are guest-controlled indices. Using array_index_nospec() after the bounds checks clamps these values to mitigate speculative execution side-channels.

Rincian

Terbit di NVD

16 September 2025

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-129: Improper Validation of Array Index

EPSS (30 hari)

0,18% peluang dieksploitasi; lebih tinggi dari 7,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/31a0ad2f60cb4816e06218b63e695eb72ce74974 patch
• https://git.kernel.org/stable/c/33e974c2d5a82b2f9d9ba0ad9cbaabc1c8e3985f patch
• https://git.kernel.org/stable/c/67a05679621b7f721bdba37a5d18665d3aceb695 patch
• https://git.kernel.org/stable/c/72777fc31aa7ab2ce00f44bfa3929c6eabbeaf48 patch
• https://git.kernel.org/stable/c/c87bd4dd43a624109c3cc42d843138378a7f4548 patch
• https://git.kernel.org/stable/c/d51e381beed5e2f50f85f49f6c90e023754efa12 patch
• https://git.kernel.org/stable/c/f49161646e03d107ce81a99c6ca5da682fe5fb69 patch
• https://git.kernel.org/stable/c/f57a4bd8d6cb5af05b8ac1be9098e249034639fb patch
• https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html mailing list · advisory pihak ketiga
• https://cert-portal.siemens.com/productcert/html/ssa-032379.html