CVE-2023-3772: fallo de gravedad media en Red Hat Enterprise Linux 6
Kernel: xfrm: null pointer dereference in xfrm_update_ae_params()
Publicada el · Actualizada el
Seguir esta CVE+ Monitorear Red Hat Enterprise Linux+ Monitorear Red Hat Enterprise Linux 8.8 Extended Update Support
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
13Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 5.5epss 0.5%
A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer in xfrm_update_ae_params(), leading to a possible kernel crash and denial of service.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Productos afectados
Red Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 7Red Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 8.6 Extended Update SupportRed Hat · Red Hat Enterprise Linux 8.8 Extended Update SupportRed Hat · Red Hat Enterprise Linux 9Red Hat · Red Hat Virtualization 4 for Red Hat Enterprise Linux 8CVEs relacionadas — Red Hat Enterprise Linux 6
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Referencias
https://access.redhat.com/errata/RHSA-2023:6583https://access.redhat.com/errata/RHSA-2023:6901https://access.redhat.com/errata/RHSA-2023:7077https://access.redhat.com/errata/RHSA-2024:0412https://access.redhat.com/errata/RHSA-2024:0575https://access.redhat.com/security/cve/CVE-2023-3772https://bugzilla.redhat.com/show_bug.cgi?id=2218943https://cert-portal.siemens.com/productcert/html/ssa-398330.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-794697.htmlhttps://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlhttps://lists.debian.org/debian-lts-announce/2024/01/msg00004.htmlhttps://www.debian.org/security/2023/dsa-5492