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6.7Media

CVE-2024-45777Grub2: grub-core/gettext: integer overflow leads to heap oob write.

grub2; Red Hat Red Hat Enterprise Linux 9; Red Hat Red Hat Enterprise Linux 10; Red Hat Red Hat Enterprise Linux 7 Publicada: (hace 1 año)

Descripción

A flaw was found in grub2. The calculation of the translation buffer when reading a language .mo file in grub_gettext_getstr_from_position() may overflow, leading to a Out-of-bound write. This issue can be leveraged by an attacker to overwrite grub2's sensitive heap data, eventually leading to the circumvention of secure boot protections.

Debilidad (CWE): CWE-787

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

FabricanteProductoVersiones
enterprise linux 9 —
gnu grub2 ≤ 2.12
redhat enterprise linux 7.0
redhat openshift 4.0
Red Hat Red Hat Enterprise Linux 10 all versions
Red Hat Red Hat Enterprise Linux 7 —
Red Hat Red Hat Enterprise Linux 8 —
Red Hat Red Hat Enterprise Linux 9 all versions
Red Hat Red Hat OpenShift Container Platform 4 all versions
— grub2 ≤ 2.12

Referencias y parches

Coincidencias CPE (NVD) (6)
  • cpe:2.3:a:gnu:grub2:*:*:*:*:*:*:*:* ≤ 2.12
  • cpe:2.3:a:redhat:openshift:4.0:*:*:*:*:*:*:*
  • cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
  • cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
  • cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
  • cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*

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