CVE-2025-37909 (GCVE-0-2025-37909)

Vulnerability from cvelistv5 – Published: 2025-05-20 15:21 – Updated: 2025-11-03 19:57
VLAI?
Title
net: lan743x: Fix memleak issue when GSO enabled
Summary
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 ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 23f0703c125be490f70501b6b24ed5645775c56a , < 093855ce90177488eac772de4eefbb909033ce5f (git)
Affected: 23f0703c125be490f70501b6b24ed5645775c56a , < 6c65ee5ad632eb8dcd3a91cf5dc99b22535f44d9 (git)
Affected: 23f0703c125be490f70501b6b24ed5645775c56a , < df993daa4c968b4b23078eacc248f6502ede8664 (git)
Affected: 23f0703c125be490f70501b6b24ed5645775c56a , < a0e0efbabbbe6a1859bc31bf65237ce91e124b9b (git)
Affected: 23f0703c125be490f70501b6b24ed5645775c56a , < dae1ce27ceaea7e1522025b15252e3cc52802622 (git)
Affected: 23f0703c125be490f70501b6b24ed5645775c56a , < 189b05f189cac9fd233ef04d31cb5078c4d09c39 (git)
Affected: 23f0703c125be490f70501b6b24ed5645775c56a , < f42c18e2f14c1b1fdd2a5250069a84bc854c398c (git)
Affected: 23f0703c125be490f70501b6b24ed5645775c56a , < 2d52e2e38b85c8b7bc00dca55c2499f46f8c8198 (git)
Create a notification for this product.
    Linux Linux Affected: 4.17
Unaffected: 0 , < 4.17 (semver)
Unaffected: 5.4.294 , ≤ 5.4.* (semver)
Unaffected: 5.10.238 , ≤ 5.10.* (semver)
Unaffected: 5.15.182 , ≤ 5.15.* (semver)
Unaffected: 6.1.138 , ≤ 6.1.* (semver)
Unaffected: 6.6.90 , ≤ 6.6.* (semver)
Unaffected: 6.12.28 , ≤ 6.12.* (semver)
Unaffected: 6.14.6 , ≤ 6.14.* (semver)
Unaffected: 6.15 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-03T19:57:10.900Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"
          },
          {
            "url": "https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/microchip/lan743x_main.c",
            "drivers/net/ethernet/microchip/lan743x_main.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "093855ce90177488eac772de4eefbb909033ce5f",
              "status": "affected",
              "version": "23f0703c125be490f70501b6b24ed5645775c56a",
              "versionType": "git"
            },
            {
              "lessThan": "6c65ee5ad632eb8dcd3a91cf5dc99b22535f44d9",
              "status": "affected",
              "version": "23f0703c125be490f70501b6b24ed5645775c56a",
              "versionType": "git"
            },
            {
              "lessThan": "df993daa4c968b4b23078eacc248f6502ede8664",
              "status": "affected",
              "version": "23f0703c125be490f70501b6b24ed5645775c56a",
              "versionType": "git"
            },
            {
              "lessThan": "a0e0efbabbbe6a1859bc31bf65237ce91e124b9b",
              "status": "affected",
              "version": "23f0703c125be490f70501b6b24ed5645775c56a",
              "versionType": "git"
            },
            {
              "lessThan": "dae1ce27ceaea7e1522025b15252e3cc52802622",
              "status": "affected",
              "version": "23f0703c125be490f70501b6b24ed5645775c56a",
              "versionType": "git"
            },
            {
              "lessThan": "189b05f189cac9fd233ef04d31cb5078c4d09c39",
              "status": "affected",
              "version": "23f0703c125be490f70501b6b24ed5645775c56a",
              "versionType": "git"
            },
            {
              "lessThan": "f42c18e2f14c1b1fdd2a5250069a84bc854c398c",
              "status": "affected",
              "version": "23f0703c125be490f70501b6b24ed5645775c56a",
              "versionType": "git"
            },
            {
              "lessThan": "2d52e2e38b85c8b7bc00dca55c2499f46f8c8198",
              "status": "affected",
              "version": "23f0703c125be490f70501b6b24ed5645775c56a",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/microchip/lan743x_main.c",
            "drivers/net/ethernet/microchip/lan743x_main.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.17"
            },
            {
              "lessThan": "4.17",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.294",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.238",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.182",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.138",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.90",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.28",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.14.*",
              "status": "unaffected",
              "version": "6.14.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.15",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.294",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.238",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.182",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.138",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.90",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.28",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.14.6",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15",
                  "versionStartIncluding": "4.17",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-06-04T12:57:25.575Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/093855ce90177488eac772de4eefbb909033ce5f"
        },
        {
          "url": "https://git.kernel.org/stable/c/6c65ee5ad632eb8dcd3a91cf5dc99b22535f44d9"
        },
        {
          "url": "https://git.kernel.org/stable/c/df993daa4c968b4b23078eacc248f6502ede8664"
        },
        {
          "url": "https://git.kernel.org/stable/c/a0e0efbabbbe6a1859bc31bf65237ce91e124b9b"
        },
        {
          "url": "https://git.kernel.org/stable/c/dae1ce27ceaea7e1522025b15252e3cc52802622"
        },
        {
          "url": "https://git.kernel.org/stable/c/189b05f189cac9fd233ef04d31cb5078c4d09c39"
        },
        {
          "url": "https://git.kernel.org/stable/c/f42c18e2f14c1b1fdd2a5250069a84bc854c398c"
        },
        {
          "url": "https://git.kernel.org/stable/c/2d52e2e38b85c8b7bc00dca55c2499f46f8c8198"
        }
      ],
      "title": "net: lan743x: Fix memleak issue when GSO enabled",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-37909",
    "datePublished": "2025-05-20T15:21:41.804Z",
    "dateReserved": "2025-04-16T04:51:23.967Z",
    "dateUpdated": "2025-11-03T19:57:10.900Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.