GHSA-PGG7-9G7G-JG57

Vulnerability from github – Published: 2025-05-20 18:30 – Updated: 2025-11-17 15:30
VLAI?
Details

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

net: lan743x: Fix memleak issue when GSO enabled

Always map the skb to the LS descriptor. Previously skb was mapped to EXT descriptor when the number of fragments is zero with GSO enabled. Mapping the skb to EXT descriptor prevents it from being freed, leading to a memory leak

Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2025-37909"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-05-20T16:15:27Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: lan743x: Fix memleak issue when GSO enabled\n\nAlways map the `skb` to the LS descriptor. Previously skb was\nmapped to EXT descriptor when the number of fragments is zero with\nGSO enabled. Mapping the skb to EXT descriptor prevents it from\nbeing freed, leading to a memory leak",
  "id": "GHSA-pgg7-9g7g-jg57",
  "modified": "2025-11-17T15:30:31Z",
  "published": "2025-05-20T18:30:54Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-37909"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/093855ce90177488eac772de4eefbb909033ce5f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/189b05f189cac9fd233ef04d31cb5078c4d09c39"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2d52e2e38b85c8b7bc00dca55c2499f46f8c8198"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6c65ee5ad632eb8dcd3a91cf5dc99b22535f44d9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a0e0efbabbbe6a1859bc31bf65237ce91e124b9b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dae1ce27ceaea7e1522025b15252e3cc52802622"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/df993daa4c968b4b23078eacc248f6502ede8664"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f42c18e2f14c1b1fdd2a5250069a84bc854c398c"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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Detection rules are retrieved from Rulezet.