PT-2025-38169 · Linux+3 · Linux Kernel+3

Publicado 2022-08-30 · Atualizado 2025-12-09 · CVE-2022-50359

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Média

Vetor base

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A null-ptr-deref bug exists in the buffer prepare() function within the cx88 driver. This issue occurs when the cx88 risc buffer() function call fails, resulting in an empty buffer and a subsequent null-pointer dereference in buffer queue(). The issue is revealed through general protection fault logs and KASAN reports indicating a null-ptr-deref.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Enumeração de Fraquezas

CWE-476

Identificadores relacionados

BDU:2026-04868

CVE-2022-50359

SUSE-SU-2025:03613-1

SUSE-SU-2025:03614-1

SUSE-SU-2025:03615-1

SUSE-SU-2025:03626-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

Produtos afetados

Astra Linux

Linux Kernel

Suse

Cx88

Referências · 1015

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50359.json · Exploit
• https://suse.com/security/cve/CVE-2023-53383 · Nota
• https://bugzilla.suse.com/1213016 · Nota
• https://bugzilla.suse.com/1250391 · Nota
• https://suse.com/security/cve/CVE-2022-50453 · Nota
• https://suse.com/security/cve/CVE-2023-53371 · Nota
• https://suse.com/security/cve/CVE-2023-53284 · Nota
• https://suse.com/security/cve/CVE-2025-40300 · Nota
• https://suse.com/support/update/announcement/2025/suse-su-202503626-1 · Nota
• https://suse.com/security/cve/CVE-2022-50299 · Nota
• https://bugzilla.suse.com/1250264 · Nota
• https://bugzilla.suse.com/1249413 · Nota
• https://bugzilla.suse.com/1249608 · Nota
• https://bugzilla.suse.com/1164051 · Nota
• https://bugzilla.suse.com/1249824 · Nota