CVE-2026-52962 (GCVE-0-2026-52962)
Vulnerability from cvelistv5
Published
2026-06-24 16:28
Modified
2026-06-29 04:18
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in __ceph_setxattr() The old_blob in __ceph_setxattr() can store ci->i_xattrs.prealloc_blob value during the retry. However, it is never called the ceph_buffer_put() for the old_blob object. This patch fixes the issue of the buffer leak.
References
Impacted products
Vendor Product Version
Linux Linux Version: 86968ef21596515958d5f0a40233d02be78ecec0
Version: 86968ef21596515958d5f0a40233d02be78ecec0
Version: 86968ef21596515958d5f0a40233d02be78ecec0
Version: 86968ef21596515958d5f0a40233d02be78ecec0
Version: 86968ef21596515958d5f0a40233d02be78ecec0
Version: 86968ef21596515958d5f0a40233d02be78ecec0
Version: 86968ef21596515958d5f0a40233d02be78ecec0
Version: 86968ef21596515958d5f0a40233d02be78ecec0
Version: 1d86cb8d3204337e1853b84d69ea0f30dc0ba973
Version: 9cec64d3f6d91da590cc4069172254067b43d0b2
Version: de30fc2ca852365ed635f62d7d818bffc15e55c9
Version: dfb8712c7acce0689aed6c400a22b35f4d2861fe
Version: f41cd559f1f3412db8e0acdede05ecf990ebfd8a
Version: 4.4.192   ≤
Version: 4.9.192   ≤
Version: 4.14.143   ≤
Version: 4.19.72   ≤
Version: 5.2.14   ≤
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{
  "containers": {
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        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.3"
            },
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              "status": "unaffected",
              "version": "0",
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              "status": "unaffected",
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              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nceph: fix a buffer leak in __ceph_setxattr()\n\nThe old_blob in __ceph_setxattr() can store\nci-\u003ei_xattrs.prealloc_blob value during the retry.\nHowever, it is never called the ceph_buffer_put()\nfor the old_blob object. This patch fixes the issue of\nthe buffer leak."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-29T04:18:48.908Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/521e5aba857fd267624892c8dd6295f22ce0267e"
        },
        {
          "url": "https://git.kernel.org/stable/c/d0cb994605c84a159c1d00d72cdc8583c321ef95"
        },
        {
          "url": "https://git.kernel.org/stable/c/ecf94823c5c6a20790bb76ed2816822b0beb0c22"
        },
        {
          "url": "https://git.kernel.org/stable/c/4bfdcefdaa6092a06cacd59389c7756b36e6de8c"
        },
        {
          "url": "https://git.kernel.org/stable/c/7d3e8d2d648d5f0df29b4710246680f47695fe94"
        },
        {
          "url": "https://git.kernel.org/stable/c/3fa13ceefbc5f36131110342743994cb3de80637"
        },
        {
          "url": "https://git.kernel.org/stable/c/bc7abce4460e490dcb579eec770f175b150b685f"
        },
        {
          "url": "https://git.kernel.org/stable/c/5d3cc36b4e77a27ce7b686b7c59c7072bcb3fa8e"
        }
      ],
      "title": "ceph: fix a buffer leak in __ceph_setxattr()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-52962",
    "datePublished": "2026-06-24T16:28:42.688Z",
    "dateReserved": "2026-06-09T07:44:35.374Z",
    "dateUpdated": "2026-06-29T04:18:48.908Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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