nvd-json-data-feeds/CVE-2022/CVE-2022-490xx/CVE-2022-49026.json

{
  "id": "CVE-2022-49026",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-10-21T20:15:13.490",
  "lastModified": "2024-10-23T15:12:34.673",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ne100: Fix possible use after free in e100_xmit_prepare\n\nIn e100_xmit_prepare(), if we can't map the skb, then return -ENOMEM, so\ne100_xmit_frame() will return NETDEV_TX_BUSY and the upper layer will\nresend the skb. But the skb is already freed, which will cause UAF bug\nwhen the upper layer resends the skb.\n\nRemove the harmful free."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: e100: Se corrige el posible use after free en e100_xmit_prepare En e100_xmit_prepare(), si no podemos mapear el skb, entonces devolvemos -ENOMEM, por lo que e100_xmit_frame() devolver\u00e1 NETDEV_TX_BUSY y la capa superior reenviar\u00e1 el skb. Pero el skb ya est\u00e1 liberado, lo que provocar\u00e1 un error UAF cuando la capa superior reenv\u00ede el skb. Elimine la liberaci\u00f3n da\u00f1ina."
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/45605c75c52c7ae7bfe902214343aabcfe5ba0ff",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9fc27d22cdb9b1fcd754599d216a8992fed280cd",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b46f6144ab89d3d757ead940759c505091626a7d",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b775f37d943966f6f77dca402f5a9dedce502c25",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}