CVE-2023-3269 : faille élevée linux linux kernel (CVSS 7.8)

A vulnerability exists in the memory management subsystem of the Linux kernel. The lock handling for accessing and updating virtual memory areas (VMAs) is incorrect, leading to use-after-free problems. This issue can be successfully exploited to execute arbitrary kernel code, escalate containers, and gain root privileges.

Sévérité

Élevée (CVSS 7.8)

Vecteur CVSS

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation active

Non signalée par la CISA

Publication

11 juil. 2023

Dernière mise à jour

17 juin 2026

• linux linux kernel
• fedoraproject fedora
• redhat enterprise linux

• Fiche CVE-2023-3269 sur le NVD (NIST)
• seclists.org/fulldisclosure/2023/Jul/43
• openwall.com/lists/oss-security/2023/07/28/1
• openwall.com/lists/oss-security/2023/08/25/1
• openwall.com/lists/oss-security/2023/08/25/4
• access.redhat.com/security/cve/CVE-2023-3269
• bugzilla.redhat.com/show_bug.cgi
• lists.fedoraproject.org/archives/list/package…
• security.netapp.com/advisory/ntap-20230908-0001/
• openwall.com/lists/oss-security/2023/07/05/1