PT-2023-9763 · Linux+3 · Linux Kernel+3

Dmitry Safonov + 2 · Publicado 2023-01-23 · Atualizado 2024-11-25 · CVE-2023-52746

Positive Technologies (AI Summary)

CVSS v3.1

2.5

Baixa

Vetor base

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

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

Description The issue is related to a potential Spectre v1 gadget in the xfrm xlate32 attr() function. This could allow an attacker to leak kernel memory content to malicious users. The vulnerability is caused by the use of the type variable as an array index, which can be exploited to bypass security measures. The array index nospec() function can be used to prevent this type of attack.

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

Exploit

Memory Leak

Enumeração de Fraquezas

CWE-401

Identificadores relacionados

BDU:2024-10501

CVE-2023-52746

OESA-2024-1706

SUSE-SU-2024:2008-1

SUSE-SU-2024:2019-1

SUSE-SU-2024:2190-1

Produtos afetados

Astra Linux

Linux Kernel

Red Os

Suse

Referências · 1255

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52746.json · Exploit
• https://bugzilla.suse.com/1225085 · Nota
• https://bugzilla.suse.com/1224509 · Nota
• https://bugzilla.suse.com/1224659 · Nota
• https://bugzilla.suse.com/1224928 · Nota
• https://suse.com/security/cve/CVE-2021-47560 · Nota
• https://suse.com/security/cve/CVE-2024-26597 · Nota
• https://bugzilla.suse.com/1225331 · Nota
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-52746 · Aviso do Fabricante
• https://bugzilla.suse.com/1209799 · Nota
• https://suse.com/security/cve/CVE-2023-52818 · Nota
• https://suse.com/security/cve/CVE-2024-27075 · Nota
• https://bugzilla.suse.com/1225334 · Nota
• https://suse.com/security/cve/CVE-2023-52868 · Nota
• https://suse.com/security/cve/CVE-2024-35863 · Nota