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CVE-2023-53852 (GCVE-0-2023-53852)

Vulnerability from cvelistv5 – Published: 2025-12-09 01:30 – Updated: 2026-05-11 19:52
VLAI
Title
nvme-core: fix memory leak in dhchap_secret_store
Summary
In the Linux kernel, the following vulnerability has been resolved: nvme-core: fix memory leak in dhchap_secret_store Free dhchap_secret in nvme_ctrl_dhchap_secret_store() before we return fix following kmemleack:- unreferenced object 0xffff8886376ea800 (size 64): comm "check", pid 22048, jiffies 4344316705 (age 92.199s) hex dump (first 32 bytes): 44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67 DHHC-1:00:nxr5Kg 75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c uX4uoAxsJa4c/huL backtrace: [<0000000030ce5d4b>] __kmalloc+0x4b/0x130 [<000000009be1cdc1>] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core] [<00000000ac06c96a>] kernfs_fop_write_iter+0x12b/0x1c0 [<00000000437e7ced>] vfs_write+0x2ba/0x3c0 [<00000000f9491baf>] ksys_write+0x5f/0xe0 [<000000001c46513d>] do_syscall_64+0x3b/0x90 [<00000000ecf348fe>] entry_SYSCALL_64_after_hwframe+0x72/0xdc unreferenced object 0xffff8886376eaf00 (size 64): comm "check", pid 22048, jiffies 4344316736 (age 92.168s) hex dump (first 32 bytes): 44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67 DHHC-1:00:nxr5Kg 75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c uX4uoAxsJa4c/huL backtrace: [<0000000030ce5d4b>] __kmalloc+0x4b/0x130 [<000000009be1cdc1>] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core] [<00000000ac06c96a>] kernfs_fop_write_iter+0x12b/0x1c0 [<00000000437e7ced>] vfs_write+0x2ba/0x3c0 [<00000000f9491baf>] ksys_write+0x5f/0xe0 [<000000001c46513d>] do_syscall_64+0x3b/0x90 [<00000000ecf348fe>] entry_SYSCALL_64_after_hwframe+0x72/0xdc
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: f50fff73d620cd6e8f48bc58d4f1c944615a3fea , < 2e9b141307554521d60fecf6bf1d2edc8dd0181d (git)
Affected: f50fff73d620cd6e8f48bc58d4f1c944615a3fea , < c41ac086d2abaf7527a5685f9c0a1c209ab7e0aa (git)
Affected: f50fff73d620cd6e8f48bc58d4f1c944615a3fea , < 6a5eda5017959541ab82c5d56bcf784b8294e298 (git)
Affected: f50fff73d620cd6e8f48bc58d4f1c944615a3fea , < a836ca33c5b07d34dd5347af9f64d25651d12674 (git)
guessed Create a notification for this product.
Linux Linux Affected: 6.0
Unaffected: 0 , < 6.0 (semver)
Unaffected: 6.1.39 , ≤ 6.1.* (semver)
Unaffected: 6.3.13 , ≤ 6.3.* (semver)
Unaffected: 6.4.4 , ≤ 6.4.* (semver)
Unaffected: 6.5 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website
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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\nnvme-core: fix memory leak in dhchap_secret_store\n\nFree dhchap_secret in nvme_ctrl_dhchap_secret_store() before we return\nfix following kmemleack:-\n\nunreferenced object 0xffff8886376ea800 (size 64):\n  comm \"check\", pid 22048, jiffies 4344316705 (age 92.199s)\n  hex dump (first 32 bytes):\n    44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67  DHHC-1:00:nxr5Kg\n    75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c  uX4uoAxsJa4c/huL\n  backtrace:\n    [\u003c0000000030ce5d4b\u003e] __kmalloc+0x4b/0x130\n    [\u003c000000009be1cdc1\u003e] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]\n    [\u003c00000000ac06c96a\u003e] kernfs_fop_write_iter+0x12b/0x1c0\n    [\u003c00000000437e7ced\u003e] vfs_write+0x2ba/0x3c0\n    [\u003c00000000f9491baf\u003e] ksys_write+0x5f/0xe0\n    [\u003c000000001c46513d\u003e] do_syscall_64+0x3b/0x90\n    [\u003c00000000ecf348fe\u003e] entry_SYSCALL_64_after_hwframe+0x72/0xdc\nunreferenced object 0xffff8886376eaf00 (size 64):\n  comm \"check\", pid 22048, jiffies 4344316736 (age 92.168s)\n  hex dump (first 32 bytes):\n    44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67  DHHC-1:00:nxr5Kg\n    75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c  uX4uoAxsJa4c/huL\n  backtrace:\n    [\u003c0000000030ce5d4b\u003e] __kmalloc+0x4b/0x130\n    [\u003c000000009be1cdc1\u003e] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]\n    [\u003c00000000ac06c96a\u003e] kernfs_fop_write_iter+0x12b/0x1c0\n    [\u003c00000000437e7ced\u003e] vfs_write+0x2ba/0x3c0\n    [\u003c00000000f9491baf\u003e] ksys_write+0x5f/0xe0\n    [\u003c000000001c46513d\u003e] do_syscall_64+0x3b/0x90\n    [\u003c00000000ecf348fe\u003e] entry_SYSCALL_64_after_hwframe+0x72/0xdc"
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        "dateUpdated": "2026-05-11T19:52:45.826Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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      "title": "nvme-core: fix memory leak in dhchap_secret_store",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53852",
    "datePublished": "2025-12-09T01:30:17.449Z",
    "dateReserved": "2025-12-09T01:27:17.827Z",
    "dateUpdated": "2026-05-11T19:52:45.826Z",
    "state": "PUBLISHED"
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      "percentile": "0.13807"
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        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-core: fix memory leak in dhchap_secret_store\n\nFree dhchap_secret in nvme_ctrl_dhchap_secret_store() before we return\nfix following kmemleack:-\n\nunreferenced object 0xffff8886376ea800 (size 64):\n  comm \"check\", pid 22048, jiffies 4344316705 (age 92.199s)\n  hex dump (first 32 bytes):\n    44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67  DHHC-1:00:nxr5Kg\n    75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c  uX4uoAxsJa4c/huL\n  backtrace:\n    [\u003c0000000030ce5d4b\u003e] __kmalloc+0x4b/0x130\n    [\u003c000000009be1cdc1\u003e] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]\n    [\u003c00000000ac06c96a\u003e] kernfs_fop_write_iter+0x12b/0x1c0\n    [\u003c00000000437e7ced\u003e] vfs_write+0x2ba/0x3c0\n    [\u003c00000000f9491baf\u003e] ksys_write+0x5f/0xe0\n    [\u003c000000001c46513d\u003e] do_syscall_64+0x3b/0x90\n    [\u003c00000000ecf348fe\u003e] entry_SYSCALL_64_after_hwframe+0x72/0xdc\nunreferenced object 0xffff8886376eaf00 (size 64):\n  comm \"check\", pid 22048, jiffies 4344316736 (age 92.168s)\n  hex dump (first 32 bytes):\n    44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67  DHHC-1:00:nxr5Kg\n    75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c  uX4uoAxsJa4c/huL\n  backtrace:\n    [\u003c0000000030ce5d4b\u003e] __kmalloc+0x4b/0x130\n    [\u003c000000009be1cdc1\u003e] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]\n    [\u003c00000000ac06c96a\u003e] kernfs_fop_write_iter+0x12b/0x1c0\n    [\u003c00000000437e7ced\u003e] vfs_write+0x2ba/0x3c0\n    [\u003c00000000f9491baf\u003e] ksys_write+0x5f/0xe0\n    [\u003c000000001c46513d\u003e] do_syscall_64+0x3b/0x90\n    [\u003c00000000ecf348fe\u003e] entry_SYSCALL_64_after_hwframe+0x72/0xdc"
          }
        ],
        "id": "CVE-2023-53852",
        "lastModified": "2026-06-17T06:46:11.123",
        "metrics": {},
        "published": "2025-12-09T16:17:25.797",
        "references": [
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Deferred"
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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-07-21T19:13:28+00:00",
      "cve": "CVE-2023-53852",
      "id": "CVE-2023-53852",
      "initial_release_date": "2023-01-01T00:00:00+00:00",
      "product_status:known_affected": "108",
      "product_status:known_not_affected": "166",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: nvme-core: fix memory leak in dhchap_secret_store",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-53852.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-12T17:05:27Z",
      "cve": "CVE-2023-53852",
      "id": "CVE-2023-53852",
      "initial_release_date": "2025-12-10T00:34:35Z",
      "product_status:known_affected": "354",
      "product_status:known_not_affected": "304",
      "product_status:recommended": "437",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2023-53852",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2023-53852.json",
      "version": "32"
    }
  }
}



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