FKIE_CVE-2023-52846

Vulnerability from fkie_nvd - Published: 2024-05-21 16:15 - Updated: 2024-12-31 20:00
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: hsr: Prevent use after free in prp_create_tagged_frame() The prp_fill_rct() function can fail. In that situation, it frees the skb and returns NULL. Meanwhile on the success path, it returns the original skb. So it's straight forward to fix bug by using the returned value.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1787b9f0729d318d67cf7c5a95f0c3dba9a7cc18Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6086258bd5ea7b5c706ff62da42b8e271b2401dbPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/876f8ab52363f649bcc74072157dfd7adfbabc0dPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a1a485e45d24b1cd8fe834fd6f1b06e2903827daPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d103fb6726904e353b4773188ee3d3acb4078363Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ddf4e04e946aaa6c458b8b6829617cc44af2bffdPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/1787b9f0729d318d67cf7c5a95f0c3dba9a7cc18Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/6086258bd5ea7b5c706ff62da42b8e271b2401dbPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/876f8ab52363f649bcc74072157dfd7adfbabc0dPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/a1a485e45d24b1cd8fe834fd6f1b06e2903827daPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d103fb6726904e353b4773188ee3d3acb4078363Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/ddf4e04e946aaa6c458b8b6829617cc44af2bffdPatch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
To clipboard 

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      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhsr: Prevent use after free in prp_create_tagged_frame()\n\nThe prp_fill_rct() function can fail.  In that situation, it frees the\nskb and returns NULL.  Meanwhile on the success path, it returns the\noriginal skb.  So it\u0027s straight forward to fix bug by using the returned\nvalue."
    },
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      "lang": "es",
      "value": " En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: hsr: impedir el uso despu\u00e9s de liberar en prp_create_tagged_frame(). La funci\u00f3n prp_fill_rct() puede fallar. En esa situaci\u00f3n, libera el skb y devuelve NULL. Mientras tanto, en el camino hacia el \u00e9xito, devuelve el skb original. Por lo tanto, es sencillo corregir el error utilizando el valor devuelto."
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  "id": "CVE-2023-52846",
  "lastModified": "2024-12-31T20:00:30.687",
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
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}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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