fkie_cve-2024-45774
Vulnerability from fkie_nvd
Published
2025-02-18 19:15
Modified
2025-03-05 21:15
Severity ?
6.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
A flaw was found in grub2. A specially crafted JPEG file can cause the JPEG parser of grub2 to incorrectly check the bounds of its internal buffers, resulting in an out-of-bounds write. The possibility of overwriting sensitive information to bypass secure boot protections is not discarded.
References
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2024-45774
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2337461
secalert@redhat.comhttps://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html
Impacted products
Vendor Product Version


To clipboard 

{
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "A flaw was found in grub2. A specially crafted JPEG file can cause the JPEG parser of grub2 to incorrectly check the bounds of its internal buffers, resulting in an out-of-bounds write. The possibility of overwriting sensitive information to bypass secure boot protections is not discarded.",
      },
      {
         lang: "es",
         value: "Se encontró un defecto en Grub2. Un archivo JPEG especialmente manipulado puede hacer que el sistema JPEG de Grub2 verifique incorrectamente los límites de sus búferes internos, lo que resulta en una escritura fuera de los límites. La posibilidad de sobrescribir información confidencial para evitar las protecciones seguras de arranque no se descarta.",
      },
   ],
   id: "CVE-2024-45774",
   lastModified: "2025-03-05T21:15:18.897",
   metrics: {
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "LOCAL",
               availabilityImpact: "HIGH",
               baseScore: 6.7,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "HIGH",
               integrityImpact: "HIGH",
               privilegesRequired: "HIGH",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
               version: "3.1",
            },
            exploitabilityScore: 0.8,
            impactScore: 5.9,
            source: "secalert@redhat.com",
            type: "Secondary",
         },
      ],
   },
   published: "2025-02-18T19:15:16.387",
   references: [
      {
         source: "secalert@redhat.com",
         url: "https://access.redhat.com/security/cve/CVE-2024-45774",
      },
      {
         source: "secalert@redhat.com",
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=2337461",
      },
      {
         source: "secalert@redhat.com",
         url: "https://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html",
      },
   ],
   sourceIdentifier: "secalert@redhat.com",
   vulnStatus: "Awaiting Analysis",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-787",
            },
         ],
         source: "secalert@redhat.com",
         type: "Secondary",
      },
   ],
}


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