Vulnerability-Lookup

GHSA-665R-CJ9V-W263

Vulnerability from github – Published: 2026-06-24 18:32 – Updated: 2026-07-23 21:30

Details

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

block: fix zones_cond memory leak on zone revalidation error paths

When blk_revalidate_disk_zones() fails after disk_revalidate_zone_resources() has allocated args.zones_cond, the memory is leaked because no error path frees it.

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-2026-53127"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-24T17:17:28Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix zones_cond memory leak on zone revalidation error paths\n\nWhen blk_revalidate_disk_zones() fails after disk_revalidate_zone_resources()\nhas allocated args.zones_cond, the memory is leaked because no error path\nfrees it.",
  "id": "GHSA-665r-cj9v-w263",
  "modified": "2026-07-23T21:30:35Z",
  "published": "2026-06-24T18:32:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53127"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/29153d128384fa7c48a8ca8d34094b1cbe2d5bdc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2a2f520fda824b5a25c93f2249578ea150c24e06"
    }
  ],
  "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"
    }
  ]
}

CVE-2026-53127 (GCVE-0-2026-53127)

Vulnerability from cvelistv5 – Published: 2026-06-24 16:30 – Updated: 2026-06-24 16:30

Title

block: fix zones_cond memory leak on zone revalidation error paths

Summary

In the Linux kernel, the following vulnerability has been resolved: block: fix zones_cond memory leak on zone revalidation error paths When blk_revalidate_disk_zones() fails after disk_revalidate_zone_resources() has allocated args.zones_cond, the memory is leaked because no error path frees it.

Severity

No CVSS data available.

Assigner

Linux

References

2 references

URL	Tags
https://git.kernel.org/stable/c/29153d128384fa7c4…
https://git.kernel.org/stable/c/2a2f520fda824b5a2…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 6e945ffb6555705cf20b1fcdc21a139911562995 , < 29153d128384fa7c48a8ca8d34094b1cbe2d5bdc (git) Affected: 6e945ffb6555705cf20b1fcdc21a139911562995 , < 2a2f520fda824b5a25c93f2249578ea150c24e06 (git)
Linux	Linux	Affected: 6.19 Unaffected: 0 , < 6.19 (semver) Unaffected: 7.0.10 , ≤ 7.0.* (semver) Unaffected: 7.1 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "block/blk-zoned.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "29153d128384fa7c48a8ca8d34094b1cbe2d5bdc",
              "status": "affected",
              "version": "6e945ffb6555705cf20b1fcdc21a139911562995",
              "versionType": "git"
            },
            {
              "lessThan": "2a2f520fda824b5a25c93f2249578ea150c24e06",
              "status": "affected",
              "version": "6e945ffb6555705cf20b1fcdc21a139911562995",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "block/blk-zoned.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.19"
            },
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
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              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0.10",
                  "versionStartIncluding": "6.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1",
                  "versionStartIncluding": "6.19",
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                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix zones_cond memory leak on zone revalidation error paths\n\nWhen blk_revalidate_disk_zones() fails after disk_revalidate_zone_resources()\nhas allocated args.zones_cond, the memory is leaked because no error path\nfrees it."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-24T16:30:55.252Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/29153d128384fa7c48a8ca8d34094b1cbe2d5bdc"
        },
        {
          "url": "https://git.kernel.org/stable/c/2a2f520fda824b5a25c93f2249578ea150c24e06"
        }
      ],
      "title": "block: fix zones_cond memory leak on zone revalidation error paths",
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        "engine": "bippy-1.2.0"
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-53127",
    "datePublished": "2026-06-24T16:30:55.252Z",
    "dateReserved": "2026-06-09T07:44:35.386Z",
    "dateUpdated": "2026-06-24T16:30:55.252Z",
    "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.

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.

Action not permitted

GHSA-665R-CJ9V-W263

CVE-2026-53127 (GCVE-0-2026-53127)

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Nomenclature