Vulnerability-Lookup

GHSA-QWPM-8XH6-72RP

Vulnerability from github – Published: 2026-01-31 12:30 – Updated: 2026-01-31 12:30

Details

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

idpf: fix memory leak in idpf_vport_rel()

Free vport->rx_ptype_lkup in idpf_vport_rel() to avoid leaking memory during a reset. Reported by kmemleak:

unreferenced object 0xff450acac838a000 (size 4096): comm "kworker/u258:5", pid 7732, jiffies 4296830044 hex dump (first 32 bytes): 00 00 00 00 00 10 00 00 00 10 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00 ................ backtrace (crc 3da81902): __kmalloc_cache_noprof+0x469/0x7a0 idpf_send_get_rx_ptype_msg+0x90/0x570 [idpf] idpf_init_task+0x1ec/0x8d0 [idpf] process_one_work+0x226/0x6d0 worker_thread+0x19e/0x340 kthread+0x10f/0x250 ret_from_fork+0x251/0x2b0 ret_from_fork_asm+0x1a/0x30

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{
  "affected": [],
  "aliases": [
    "CVE-2026-23023"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-31T12:16:05Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nidpf: fix memory leak in idpf_vport_rel()\n\nFree vport-\u003erx_ptype_lkup in idpf_vport_rel() to avoid leaking memory\nduring a reset. Reported by kmemleak:\n\nunreferenced object 0xff450acac838a000 (size 4096):\n  comm \"kworker/u258:5\", pid 7732, jiffies 4296830044\n  hex dump (first 32 bytes):\n    00 00 00 00 00 10 00 00 00 10 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00  ................\n  backtrace (crc 3da81902):\n    __kmalloc_cache_noprof+0x469/0x7a0\n    idpf_send_get_rx_ptype_msg+0x90/0x570 [idpf]\n    idpf_init_task+0x1ec/0x8d0 [idpf]\n    process_one_work+0x226/0x6d0\n    worker_thread+0x19e/0x340\n    kthread+0x10f/0x250\n    ret_from_fork+0x251/0x2b0\n    ret_from_fork_asm+0x1a/0x30",
  "id": "GHSA-qwpm-8xh6-72rp",
  "modified": "2026-01-31T12:30:12Z",
  "published": "2026-01-31T12:30:12Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23023"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a4212d6732e3f674c6cc7d0b642f276d827e8f94"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ec602a2a4071eb956d656ba968c58fee09f0622d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f6242b354605faff263ca45882b148200915a3f6"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-23023 (GCVE-0-2026-23023)

Vulnerability from cvelistv5 – Published: 2026-01-31 11:39 – Updated: 2026-01-31 11:39

Title

idpf: fix memory leak in idpf_vport_rel()

Summary

In the Linux kernel, the following vulnerability has been resolved: idpf: fix memory leak in idpf_vport_rel() Free vport->rx_ptype_lkup in idpf_vport_rel() to avoid leaking memory during a reset. Reported by kmemleak: unreferenced object 0xff450acac838a000 (size 4096): comm "kworker/u258:5", pid 7732, jiffies 4296830044 hex dump (first 32 bytes): 00 00 00 00 00 10 00 00 00 10 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00 ................ backtrace (crc 3da81902): __kmalloc_cache_noprof+0x469/0x7a0 idpf_send_get_rx_ptype_msg+0x90/0x570 [idpf] idpf_init_task+0x1ec/0x8d0 [idpf] process_one_work+0x226/0x6d0 worker_thread+0x19e/0x340 kthread+0x10f/0x250 ret_from_fork+0x251/0x2b0 ret_from_fork_asm+0x1a/0x30

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/a4212d6732e3f674c…
	https://git.kernel.org/stable/c/ec602a2a4071eb956…
	https://git.kernel.org/stable/c/f6242b354605faff2…

Impacted products

Vendor

Product

Version

Linux

Affected: 0fe45467a1041ea3657a7fa3a791c84c104fbd34 , < a4212d6732e3f674c6cc7d0b642f276d827e8f94 (git)
Affected: 0fe45467a1041ea3657a7fa3a791c84c104fbd34 , < ec602a2a4071eb956d656ba968c58fee09f0622d (git)
Affected: 0fe45467a1041ea3657a7fa3a791c84c104fbd34 , < f6242b354605faff263ca45882b148200915a3f6 (git)

Linux

Affected: 6.7
Unaffected: 0 , < 6.7 (semver)
Unaffected: 6.12.66 , ≤ 6.12.* (semver)
Unaffected: 6.18.6 , ≤ 6.18.* (semver)
Unaffected: 6.19-rc5 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/idpf/idpf_lib.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a4212d6732e3f674c6cc7d0b642f276d827e8f94",
              "status": "affected",
              "version": "0fe45467a1041ea3657a7fa3a791c84c104fbd34",
              "versionType": "git"
            },
            {
              "lessThan": "ec602a2a4071eb956d656ba968c58fee09f0622d",
              "status": "affected",
              "version": "0fe45467a1041ea3657a7fa3a791c84c104fbd34",
              "versionType": "git"
            },
            {
              "lessThan": "f6242b354605faff263ca45882b148200915a3f6",
              "status": "affected",
              "version": "0fe45467a1041ea3657a7fa3a791c84c104fbd34",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/idpf/idpf_lib.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.7"
            },
            {
              "lessThan": "6.7",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.66",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19-rc5",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.66",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.6",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19-rc5",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nidpf: fix memory leak in idpf_vport_rel()\n\nFree vport-\u003erx_ptype_lkup in idpf_vport_rel() to avoid leaking memory\nduring a reset. Reported by kmemleak:\n\nunreferenced object 0xff450acac838a000 (size 4096):\n  comm \"kworker/u258:5\", pid 7732, jiffies 4296830044\n  hex dump (first 32 bytes):\n    00 00 00 00 00 10 00 00 00 10 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00  ................\n  backtrace (crc 3da81902):\n    __kmalloc_cache_noprof+0x469/0x7a0\n    idpf_send_get_rx_ptype_msg+0x90/0x570 [idpf]\n    idpf_init_task+0x1ec/0x8d0 [idpf]\n    process_one_work+0x226/0x6d0\n    worker_thread+0x19e/0x340\n    kthread+0x10f/0x250\n    ret_from_fork+0x251/0x2b0\n    ret_from_fork_asm+0x1a/0x30"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-31T11:39:06.718Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a4212d6732e3f674c6cc7d0b642f276d827e8f94"
        },
        {
          "url": "https://git.kernel.org/stable/c/ec602a2a4071eb956d656ba968c58fee09f0622d"
        },
        {
          "url": "https://git.kernel.org/stable/c/f6242b354605faff263ca45882b148200915a3f6"
        }
      ],
      "title": "idpf: fix memory leak in idpf_vport_rel()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-23023",
    "datePublished": "2026-01-31T11:39:06.718Z",
    "dateReserved": "2026-01-13T15:37:45.941Z",
    "dateUpdated": "2026-01-31T11:39:06.718Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Action not permitted

GHSA-QWPM-8XH6-72RP

CVE-2026-23023 (GCVE-0-2026-23023)

Tags

Sightings

Nomenclature