PT-2023-2825 · Linux+3 · Linux Kernel+3

CVE-2023-32246 · Publicado 2023-05-01 · Atualizado 2026-03-14

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 The issue is related to a synchronization error in the rcu barrier() function of the ksmbd module in the Linux kernel, which can be exploited to elevate privileges and execute arbitrary code.

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

Exploit

Race Condition

Enumeração de Fraquezas

CWE-362

Identificadores relacionados

BDU:2023-02751

CVE-2023-32246

OESA-2023-1781

OESA-2023-1782

OESA-2023-1783

ZDI-23-694

Produtos afetados

Astra Linux

Debian

Linux Kernel

Red Os

Referências · 53

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/32xxx/CVE-2023-32246.json · Exploit
• https://github.com/torvalds/linux/commit/eb307d09fe15844fdaebeb8cc8c9b9e925430aa5 · Nota
• https://ubuntu.com/security/CVE-2023-32246 · Aviso do Fabricante
• https://twitter.com/CVEnew/status/1956766315038871896 · Publicação no Twitter
• https://cve.org/CVERecord?id=CVE-2023-32246 · Nota de Segurança
• https://bdu.fstec.ru/vul/2023-02751 · Nota de Segurança
• https://git.kernel.org/linus/eb307d09fe15844fdaebeb8cc8c9b9e925430aa5 · Nota
• https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1782 · Nota
• https://twitter.com/SecAideInfo/status/1957748298594345181 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2023-42754 · Nota de Segurança
• https://zerodayinitiative.com/advisories/ZDI-23-694 · Nota de Segurança
• https://t.me/cveNotify/132582 · Publicação no Telegram
• https://git.kernel.org/stable/c/5a7090ccc242ab009ee7769e9d7fad6644dbe9bd · Correção
• https://git.kernel.org/stable/c/c053e389db0d892e2ff5a60ec5e533b976503795 · Correção
• https://nvd.nist.gov/vuln/detail/CVE-2023-45871 · Nota de Segurança