CVE-2026-123269: fallo de gravedad media en libyal libvmdk
libyal libvmdk Descriptor File libvmdk_descriptor_file.c libvmdk_descriptor_file_read_header out-of-bounds
Publicada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
33Vexday Risk Score
Sin señal de explotación. Ella tiene prueba de concepto pública.
ssvc Attendcvss 4.8epss 0.1%
A vulnerability was detected in libyal libvmdk. Affected by this vulnerability is the function libvmdk_descriptor_file_read_header of the file libvmdk/libvmdk_descriptor_file.c of the component Descriptor File Parser. The manipulation results in out-of-bounds read. The attack must be initiated from a local position. The exploit is now public and may be used. The patch is identified as 175d3fc0a0b961f362f16e7560a6169d7213e16b. It is best practice to apply a patch to resolve this issue.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Productos afectados
libyal · libvmdkPoCs públicas encontradas — 1
cve_referencegithub.com/user-attachments/files/33394231/03_integer_underflow_poc.zipno verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
CVEs relacionadas — libyal libvmdk
En el mismo producto, de las más peligrosas a las menos.
Referencias
https://github.com/libyal/libvmdk/https://github.com/libyal/libvmdk/commit/175d3fc0a0b961f362f16e7560a6169d7213e16bhttps://github.com/libyal/libvmdk/issues/41https://github.com/user-attachments/files/33394231/03_integer_underflow_poc.ziphttps://vuldb.com/cve/CVE-2026-123269https://vuldb.com/submit/1032842https://vuldb.com/vuln/431575https://vuldb.com/vuln/431575/cti