Vulnerability-Lookup

GHSA-F2XW-G7HM-66QR

Vulnerability from github – Published: 2024-07-16 15:30 – Updated: 2024-07-23 18:31

Details

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

staging: gdm724x: fix use after free in gdm_lte_rx()

The netif_rx_ni() function frees the skb so we can't dereference it to save the skb->len.

Severity

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2022-48851"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-07-16T13:15:12Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: gdm724x: fix use after free in gdm_lte_rx()\n\nThe netif_rx_ni() function frees the skb so we can\u0027t dereference it to\nsave the skb-\u003elen.",
  "id": "GHSA-f2xw-g7hm-66qr",
  "modified": "2024-07-23T18:31:07Z",
  "published": "2024-07-16T15:30:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-48851"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1fb9dd3787495b4deb0efe66c58306b65691a48f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/403e3afe241b62401de1f8629c9c6b9b3d69dbff"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/48ecdf3e29a6e514e8196691589c7dfc6c4ac169"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6d9700b445098dbbce0caff4b8cfca214cf1e757"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6dc7b87c62423bfa68139fe95e85028aab584c9a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/83a9c886c2b5a0d28c0b37e1736b47f38d61332a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d39dc79513e99147b4c158a8a9e46743e23944f5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fc7f750dc9d102c1ed7bbe4591f991e770c99033"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-48851 (GCVE-0-2022-48851)

Vulnerability from cvelistv5 – Published: 2024-07-16 12:25 – Updated: 2026-08-05 08:52

Title

staging: gdm724x: fix use after free in gdm_lte_rx()

Summary

In the Linux kernel, the following vulnerability has been resolved: staging: gdm724x: fix use after free in gdm_lte_rx() The netif_rx_ni() function frees the skb so we can't dereference it to save the skb->len.

Severity

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-10 16:26 UTC

Assigner

Linux CNA under the mitre root

CNA scorecard D 53/100 over 7034 records in the last 180 days details

References

8 references

URL	Tags
https://git.kernel.org/stable/c/6dc7b87c62423bfa6…
https://git.kernel.org/stable/c/83a9c886c2b5a0d28…
https://git.kernel.org/stable/c/48ecdf3e29a6e514e…
https://git.kernel.org/stable/c/403e3afe241b62401…
https://git.kernel.org/stable/c/6d9700b445098dbbc…
https://git.kernel.org/stable/c/1fb9dd3787495b4de…
https://git.kernel.org/stable/c/d39dc79513e99147b…
https://git.kernel.org/stable/c/fc7f750dc9d102c1e…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 61e121047645122c47714fcda684d0ee67f444af , < 6dc7b87c62423bfa68139fe95e85028aab584c9a (git) Affected: 61e121047645122c47714fcda684d0ee67f444af , < 83a9c886c2b5a0d28c0b37e1736b47f38d61332a (git) Affected: 61e121047645122c47714fcda684d0ee67f444af , < 48ecdf3e29a6e514e8196691589c7dfc6c4ac169 (git) Affected: 61e121047645122c47714fcda684d0ee67f444af , < 403e3afe241b62401de1f8629c9c6b9b3d69dbff (git) Affected: 61e121047645122c47714fcda684d0ee67f444af , < 6d9700b445098dbbce0caff4b8cfca214cf1e757 (git) Affected: 61e121047645122c47714fcda684d0ee67f444af , < 1fb9dd3787495b4deb0efe66c58306b65691a48f (git) Affected: 61e121047645122c47714fcda684d0ee67f444af , < d39dc79513e99147b4c158a8a9e46743e23944f5 (git) Affected: 61e121047645122c47714fcda684d0ee67f444af , < fc7f750dc9d102c1ed7bbe4591f991e770c99033 (git)
Linux	Linux	Affected: 3.12 Unaffected: 0 , < 3.12 (semver) Unaffected: 4.9.307 , ≤ 4.9.* (semver) Unaffected: 4.14.272 , ≤ 4.14.* (semver) Unaffected: 4.19.235 , ≤ 4.19.* (semver) Unaffected: 5.4.185 , ≤ 5.4.* (semver) Unaffected: 5.10.106 , ≤ 5.10.* (semver) Unaffected: 5.15.29 , ≤ 5.15.* (semver) Unaffected: 5.16.15 , ≤ 5.16.* (semver) Unaffected: 5.17 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T15:25:01.775Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/6dc7b87c62423bfa68139fe95e85028aab584c9a"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/83a9c886c2b5a0d28c0b37e1736b47f38d61332a"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/48ecdf3e29a6e514e8196691589c7dfc6c4ac169"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/403e3afe241b62401de1f8629c9c6b9b3d69dbff"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/6d9700b445098dbbce0caff4b8cfca214cf1e757"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/1fb9dd3787495b4deb0efe66c58306b65691a48f"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/d39dc79513e99147b4c158a8a9e46743e23944f5"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/fc7f750dc9d102c1ed7bbe4591f991e770c99033"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-48851",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-10T16:26:05.468000Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-11T17:34:08.533Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/staging/gdm724x/gdm_lte.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "6dc7b87c62423bfa68139fe95e85028aab584c9a",
              "status": "affected",
              "version": "61e121047645122c47714fcda684d0ee67f444af",
              "versionType": "git"
            },
            {
              "lessThan": "83a9c886c2b5a0d28c0b37e1736b47f38d61332a",
              "status": "affected",
              "version": "61e121047645122c47714fcda684d0ee67f444af",
              "versionType": "git"
            },
            {
              "lessThan": "48ecdf3e29a6e514e8196691589c7dfc6c4ac169",
              "status": "affected",
              "version": "61e121047645122c47714fcda684d0ee67f444af",
              "versionType": "git"
            },
            {
              "lessThan": "403e3afe241b62401de1f8629c9c6b9b3d69dbff",
              "status": "affected",
              "version": "61e121047645122c47714fcda684d0ee67f444af",
              "versionType": "git"
            },
            {
              "lessThan": "6d9700b445098dbbce0caff4b8cfca214cf1e757",
              "status": "affected",
              "version": "61e121047645122c47714fcda684d0ee67f444af",
              "versionType": "git"
            },
            {
              "lessThan": "1fb9dd3787495b4deb0efe66c58306b65691a48f",
              "status": "affected",
              "version": "61e121047645122c47714fcda684d0ee67f444af",
              "versionType": "git"
            },
            {
              "lessThan": "d39dc79513e99147b4c158a8a9e46743e23944f5",
              "status": "affected",
              "version": "61e121047645122c47714fcda684d0ee67f444af",
              "versionType": "git"
            },
            {
              "lessThan": "fc7f750dc9d102c1ed7bbe4591f991e770c99033",
              "status": "affected",
              "version": "61e121047645122c47714fcda684d0ee67f444af",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/staging/gdm724x/gdm_lte.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.12"
            },
            {
              "lessThan": "3.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.307",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.272",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.235",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.185",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.106",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.29",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.16.*",
              "status": "unaffected",
              "version": "5.16.15",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.9.307",
                  "versionStartIncluding": "3.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.14.272",
                  "versionStartIncluding": "3.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.19.235",
                  "versionStartIncluding": "3.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.185",
                  "versionStartIncluding": "3.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.106",
                  "versionStartIncluding": "3.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.29",
                  "versionStartIncluding": "3.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.16.15",
                  "versionStartIncluding": "3.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.17",
                  "versionStartIncluding": "3.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: gdm724x: fix use after free in gdm_lte_rx()\n\nThe netif_rx_ni() function frees the skb so we can\u0027t dereference it to\nsave the skb-\u003elen."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "AV:N - gdm_lte_rx() is the RX completion path of the GDM724x LTE WWAN netdev; a remote peer that can deliver packets over the cellular/IP path causes the modem to submit LTE_RX_SDU bulk data, which flows USB RX \u2192 do_rx() \u2192 gdm_lte_receive_pkt() \u2192 gdm_lte_netif_rx() \u2192 gdm_lte_rx() on every received SDU\u2014ordinary network traffic, not USB-descriptor framing.\nAC:L - Every successful receive that returns NET_RX_SUCCESS from netif_rx_ni() takes the else branch and dereferences skb-\u003elen after the skb has been consumed/freed by backlog softirq processing; the attacker only needs to deliver packets and needs no race or uncontrollable victim state.\nPR:N - Inbound LTE SDUs are processed with no host authentication, credentials, or capabilities; a remote network peer needs no OS account on the target.\nUI:N - Once the modem is attached and the lte*pdn* interfaces are up (typical always-on LTE/IoT deployment), packet delivery alone triggers the path with no mount, file-open, or other victim action.\nS:U - The use-after-free corrupts/uses host kernel skb/stats state within the same OS security authority and does not cross a VM, IOMMU, or sandbox boundary.\nC:H - This is a use-after-free of the skb object after netif_rx_ni(); per scoring guidance a UAF enables heap reuse and arbitrary kernel memory disclosure (the freed skb-\u003elen read also feeds visible rx_bytes stats).\nI:H - Use-after-free of a slab skb is memory corruption that, under the higher-severity rule, is treated as enabling heap spray and write/control-flow hijack primitives in kernel context.\nA:H - Use-after-free of a consumed skb can oops/panic the kernel (and UAFs are scored A:H even when not fully exploited); a remote peer can retrigger it per received packet."
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-05T08:52:38.698Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/6dc7b87c62423bfa68139fe95e85028aab584c9a"
        },
        {
          "url": "https://git.kernel.org/stable/c/83a9c886c2b5a0d28c0b37e1736b47f38d61332a"
        },
        {
          "url": "https://git.kernel.org/stable/c/48ecdf3e29a6e514e8196691589c7dfc6c4ac169"
        },
        {
          "url": "https://git.kernel.org/stable/c/403e3afe241b62401de1f8629c9c6b9b3d69dbff"
        },
        {
          "url": "https://git.kernel.org/stable/c/6d9700b445098dbbce0caff4b8cfca214cf1e757"
        },
        {
          "url": "https://git.kernel.org/stable/c/1fb9dd3787495b4deb0efe66c58306b65691a48f"
        },
        {
          "url": "https://git.kernel.org/stable/c/d39dc79513e99147b4c158a8a9e46743e23944f5"
        },
        {
          "url": "https://git.kernel.org/stable/c/fc7f750dc9d102c1ed7bbe4591f991e770c99033"
        }
      ],
      "title": "staging: gdm724x: fix use after free in gdm_lte_rx()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-48851",
    "datePublished": "2024-07-16T12:25:18.488Z",
    "dateReserved": "2024-07-16T11:38:08.913Z",
    "dateUpdated": "2026-08-05T08:52:38.698Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

Order JSON

Publication & reservation Sightings KEV catalogs Other timestamps

Loading timeline…

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted