nvd-json-data-feeds/CVE-2022/CVE-2022-492xx/CVE-2022-49258.json

{
  "id": "CVE-2022-49258",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2025-02-26T07:01:02.720",
  "lastModified": "2025-02-27T18:15:24.983",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: ccree - Fix use after free in cc_cipher_exit()\n\nkfree_sensitive(ctx_p->user.key) will free the ctx_p->user.key. But\nctx_p->user.key is still used in the next line, which will lead to a\nuse after free.\n\nWe can call kfree_sensitive() after dev_dbg() to avoid the uaf."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: crypto: ccree - Fix use after free en cc_cipher_exit() kfree_sensitive(ctx_p->user.key) liberar\u00e1 ctx_p->user.key. Pero ctx_p->user.key a\u00fan se usa en la siguiente l\u00ednea, lo que provocar\u00e1 un use-after-free. Podemos llamar a kfree_sensitive() despu\u00e9s de dev_dbg() para evitar el uaf."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/25c358efee5153dfd240d4e0d3169d5bebe9cacd",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/335bf1fc74f775a8255257aa3e33763f2257b676",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/3d950c34074ed74d2713c3856ba01264523289e6",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/c93017c8d5ebf55a4e453ac7c84cc84cf92ab570",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/cffb5382bd8d3cf21b874ab5b84bf7618932286b",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}