PT-2023-2680 · Linux+1 · Linux Kernel+1

Yu Hao · Publicado 2023-04-24 · Atualizado 2026-05-26 · CVE-2023-31082

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 version 6.2

Description An issue was discovered in drivers/tty/n gsm.c in the Linux kernel, where a sleeping function is called from an invalid context in gsmld write(), which will block the kernel. This issue is related to the use of an incorrect type of lock. Exploitation of this issue may allow an attacker to cause a denial of service.

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

Exploit

Improper Locking

Enumeração de Fraquezas

CWE-667

CWE-763

Identificadores relacionados

BDU:2023-02520

CVE-2023-31082

ECHO-0A7A-0942-B7CC

Produtos afetados

Debian

Linux Kernel

Referências · 21

• 🔥 https://lore.kernel.org/all/CA+UBctCZok5FSQ=LPRA+A-jocW=[e-mail] · Exploit
• https://ubuntu.com/security/CVE-2023-31082 · Aviso do Fabricante
• https://t.me/cvenotify/48913 · Publicação no Telegram
• https://nvd.nist.gov/vuln/detail/CVE-2023-31082 · Nota de Segurança
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-31082 · Aviso do Fabricante
• https://t.me/cvenotify/49661 · Publicação no Telegram
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2023-31082 · Aviso do Fabricante
• https://t.me/cvenotify/79480 · Publicação no Telegram
• https://lore.kernel.org/all/CA+UBctCZok5FSQ=LPRA+A-jocW=L8FuMVZ_7MNqhh483P5yN8A%40mail.gmail.com · Nota
• https://bdu.fstec.ru/vul/2023-02520 · Nota de Segurança
• https://cve.org/CVERecord?id=CVE-2023-31082 · Nota de Segurança
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2404-CVE-2023-31082 · Aviso do Fabricante
• https://bugzilla.suse.com/show_bug.cgi?id=1210781 · Nota
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-31082 · Nota
• https://security-tracker.debian.org/tracker/CVE-2023-31082 · Aviso do Fabricante