CVE-2026-58494

Katalog CVE

CVSS 6.5 · Medium EPSS 0,17%

Kerentanan Improper Preservation of Permissions. Skor CVSS 3.1 6.5 (Medium) menurut github.com.

Deskripsi (NVD)

Wasmtime is a runtime for WebAssembly. Prior to 24.0.11, 36.0.12, 45.0.3, and 46.0.1, wasmtime-wasi hard-link creation and renaming check directory permissions but not matching FilePerms on source and destination preopens, allowing a WASI guest with a read-only source file capability to overwrite host files exposed as FilePerms::READ through wasip1, wasip2, or wasip3 filesystem interfaces. This issue is fixed in versions 24.0.11, 36.0.12, 45.0.3, and 46.0.1.

Rincian

Terbit di NVD

8 Juli 2026

Terakhir diubah

10 Juli 2026

Status NVD

Deferred

CVSS 3.1

6.5 (Medium), sumber github.com
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-281: Improper Preservation of Permissions
CWE-863: Incorrect Authorization

EPSS (30 hari)

0,17% peluang dieksploitasi; lebih tinggi dari 6,0% 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/bytecodealliance/wasmtime/commit/5ddfd5f1ef28f2041fa07d237ad0336e167b0e0c
• https://github.com/bytecodealliance/wasmtime/commit/7db94cdcf0c79cb3dfde884b534b653f2dd83367
• https://github.com/bytecodealliance/wasmtime/commit/8a250aac0962ca1364b5f16525720e9d0b39edcd
• https://github.com/bytecodealliance/wasmtime/commit/d3ceb56ec35f39e02496eeb4e2d9c7f4fb964d9e
• https://github.com/bytecodealliance/wasmtime/releases/tag/v24.0.11
• https://github.com/bytecodealliance/wasmtime/releases/tag/v36.0.12
• https://github.com/bytecodealliance/wasmtime/releases/tag/v45.0.3
• https://github.com/bytecodealliance/wasmtime/releases/tag/v46.0.1
• https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-4ch3-9j33-3pmj