Vulnerability-Lookup

GHSA-8C2F-HPJ7-XHMH

Vulnerability from github – Published: 2026-08-15 06:32 – Updated: 2026-08-15 06:32

Details

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

fbdev: hecubafb: fix potential memory leak in hecubafb_probe()

The memory allocated for pagerefs in fb_deferred_io_init() is not freed on the error path. Fix it by calling fb_deferred_io_cleanup().

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{
  "affected": [],
  "aliases": [
    "CVE-2026-72274"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-15T06:21:57Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: hecubafb: fix potential memory leak in hecubafb_probe()\n\nThe memory allocated for pagerefs in fb_deferred_io_init() is not freed\non the error path. Fix it by calling fb_deferred_io_cleanup().",
  "id": "GHSA-8c2f-hpj7-xhmh",
  "modified": "2026-08-15T06:32:18Z",
  "published": "2026-08-15T06:32:18Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-72274"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2952767e399e2796d45644ea50f442988d2bb02d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3eb2bc1009c2476426ffbaf642d7ac82f4685b4d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/612ea3a8e525580aa82f26ab873e285f5caf9d99"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7de72f7534d961b117e0b051fa8798975036f5f3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9a94b85531852eb86283eca36ab041782c6b3518"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cbef2a305a8a72969b86f96b7c07b86edde61aff"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d684ce2db92b1093bcca2b42e5160a5fe23eb496"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-72274 (GCVE-0-2026-72274)

Vulnerability from cvelistv5 – Published: 2026-08-15 05:54 – Updated: 2026-08-17 05:11

Title

fbdev: hecubafb: fix potential memory leak in hecubafb_probe()

Summary

In the Linux kernel, the following vulnerability has been resolved: fbdev: hecubafb: fix potential memory leak in hecubafb_probe() The memory allocated for pagerefs in fb_deferred_io_init() is not freed on the error path. Fix it by calling fb_deferred_io_cleanup().

Severity

No CVSS data available.

Assigner

Linux mitre root

References

7 references

URL	Tags
https://git.kernel.org/stable/c/3eb2bc1009c247642…
https://git.kernel.org/stable/c/7de72f7534d961b11…
https://git.kernel.org/stable/c/2952767e399e2796d…
https://git.kernel.org/stable/c/612ea3a8e525580aa…
https://git.kernel.org/stable/c/d684ce2db92b1093b…
https://git.kernel.org/stable/c/9a94b85531852eb86…
https://git.kernel.org/stable/c/cbef2a305a8a72969…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 186b89659c4c67cccead52961eab0ca3b23951dc , < 3eb2bc1009c2476426ffbaf642d7ac82f4685b4d (git) Affected: 56c134f7f1b58be08bdb0ca8372474a4a5165f31 , < 7de72f7534d961b117e0b051fa8798975036f5f3 (git) Affected: 56c134f7f1b58be08bdb0ca8372474a4a5165f31 , < 2952767e399e2796d45644ea50f442988d2bb02d (git) Affected: 56c134f7f1b58be08bdb0ca8372474a4a5165f31 , < 612ea3a8e525580aa82f26ab873e285f5caf9d99 (git) Affected: 56c134f7f1b58be08bdb0ca8372474a4a5165f31 , < d684ce2db92b1093bcca2b42e5160a5fe23eb496 (git) Affected: 56c134f7f1b58be08bdb0ca8372474a4a5165f31 , < 9a94b85531852eb86283eca36ab041782c6b3518 (git) Affected: 56c134f7f1b58be08bdb0ca8372474a4a5165f31 , < cbef2a305a8a72969b86f96b7c07b86edde61aff (git) Affected: 5.15.149 , < 5.15.212 (semver)
Linux	Linux	Affected: 5.19 Unaffected: 0 , < 5.19 (semver) Unaffected: 5.15.212 , ≤ 5.15.* (semver) Unaffected: 6.1.178 , ≤ 6.1.* (semver) Unaffected: 6.6.145 , ≤ 6.6.* (semver) Unaffected: 6.12.97 , ≤ 6.12.* (semver) Unaffected: 6.18.40 , ≤ 6.18.* (semver) Unaffected: 7.1.5 , ≤ 7.1.* (semver) Unaffected: 7.2 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/video/fbdev/hecubafb.c"
          ],
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              "versionType": "git"
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              "version": "56c134f7f1b58be08bdb0ca8372474a4a5165f31",
              "versionType": "git"
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          ],
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          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.19"
            },
            {
              "lessThan": "5.19",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
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              "status": "unaffected",
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              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.178",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.145",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.97",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
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      "cpeApplicability": [
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          "nodes": [
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: hecubafb: fix potential memory leak in hecubafb_probe()\n\nThe memory allocated for pagerefs in fb_deferred_io_init() is not freed\non the error path. Fix it by calling fb_deferred_io_cleanup()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-17T05:11:34.481Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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          "url": "https://git.kernel.org/stable/c/7de72f7534d961b117e0b051fa8798975036f5f3"
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          "url": "https://git.kernel.org/stable/c/2952767e399e2796d45644ea50f442988d2bb02d"
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        },
        {
          "url": "https://git.kernel.org/stable/c/cbef2a305a8a72969b86f96b7c07b86edde61aff"
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    "datePublished": "2026-08-15T05:54:57.070Z",
    "dateReserved": "2026-08-09T03:40:39.916Z",
    "dateUpdated": "2026-08-17T05:11:34.481Z",
    "state": "PUBLISHED"
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}

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.

Detection rules are retrieved from Rulezet.

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.

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GHSA-8C2F-HPJ7-XHMH

CVE-2026-72274 (GCVE-0-2026-72274)

Tags

Sightings

Nomenclature