ghsa-vc9q-498x-49qm
Vulnerability from github
Published
2024-07-30 09:31
Modified
2024-07-30 09:31
Details

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Check index msg_id before read or write

[WHAT] msg_id is used as an array index and it cannot be a negative value, and therefore cannot be equal to MOD_HDCP_MESSAGE_ID_INVALID (-1).

[HOW] Check whether msg_id is valid before reading and setting.

This fixes 4 OVERRUN issues reported by Coverity.

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{
   affected: [],
   aliases: [
      "CVE-2024-42121",
   ],
   database_specific: {
      cwe_ids: [],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2024-07-30T08:15:04Z",
      severity: null,
   },
   details: "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Check index msg_id before read or write\n\n[WHAT]\nmsg_id is used as an array index and it cannot be a negative value, and\ntherefore cannot be equal to MOD_HDCP_MESSAGE_ID_INVALID (-1).\n\n[HOW]\nCheck whether msg_id is valid before reading and setting.\n\nThis fixes 4 OVERRUN issues reported by Coverity.",
   id: "GHSA-vc9q-498x-49qm",
   modified: "2024-07-30T09:31:52Z",
   published: "2024-07-30T09:31:52Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2024-42121",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/59d99deb330af206a4541db0c4da8f73880fba03",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/9933eca6ada0cd612e19522e7a319bcef464c0eb",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/a31ea49dc8064a557565725cf045944307476a6e",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/ae91ffbc8b8d942e3e7f188728cad557b7ed5ee4",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/b5b8837d066cc182ff69fb5629ad32ade5484567",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/fbb0701af9734cff13917a4b98b5ee9da2fde48d",
      },
   ],
   schema_version: "1.4.0",
   severity: [],
}


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