CVE-2023-43787: fallo de gravedad alta en libX11
Libx11: integer overflow in xcreateimage() leading to a heap overflow
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.8epss 0.5%
A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Productos afectados
libX11Red Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 7Red Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 9CVEs relacionadas — libX11
En el mismo producto, de las más peligrosas a las menos.
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Referencias
https://access.redhat.com/errata/RHSA-2024:2145https://access.redhat.com/errata/RHSA-2024:2973https://access.redhat.com/security/cve/CVE-2023-43787https://bugzilla.redhat.com/show_bug.cgi?id=2242254https://jfrog.com/blog/xorg-libx11-vulns-cve-2023-43786-cve-2023-43787-part-two/https://lists.debian.org/debian-lts-announce/2023/10/msg00005.htmlhttps://security.netapp.com/advisory/ntap-20231103-0006/http://www.openwall.com/lists/oss-security/2024/01/24/9