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CVE-2026-23078

HIGH
7.8

Descricao

In the Linux kernel, the following vulnerability has been resolved: ALSA: scarlett2: Fix buffer overflow in config retrieval The scarlett2_usb_get_config() function has a logic error in the endianness conversion code that can cause buffer overflows when count > 1. The code checks `if (size == 2)` where `size` is the total buffer size in bytes, then loops `count` times treating each element as u16 (2 bytes). This causes the loop to access `count * 2` bytes when the buffer only has `size` bytes allocated. Fix by checking the element size (config_item->size) instead of the total buffer size. This ensures the endianness conversion matches the actual element type.

Detalhes CVE

Pontuacao CVSS v3.17.8
SeveridadeHIGH
Vetor CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vetor de ataqueLOCAL
ComplexidadeLOW
Privilegios necessariosLOW
Interacao do usuarioNONE
Publicado2/4/2026
Ultima modificacao3/18/2026
Fontenvd
Avistamentos honeypot0

Produtos afetados

linux:linux_kernel

Fraquezas (CWE)

CWE-787

Correlacoes IOC

Sem correlacoes registradas

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