CVE-2023-53670 (GCVE-0-2023-53670)

Vulnerability from cvelistv5 – Published: 2025-10-07 15:21 – Updated: 2026-05-11 19:49
VLAI?
Title
nvme-core: fix dev_pm_qos memleak
Summary
In the Linux kernel, the following vulnerability has been resolved: nvme-core: fix dev_pm_qos memleak Call dev_pm_qos_hide_latency_tolerance() in the error unwind patch to avoid following kmemleak:- blktests (master) # kmemleak-clear; ./check nvme/044; blktests (master) # kmemleak-scan ; kmemleak-show nvme/044 (Test bi-directional authentication) [passed] runtime 2.111s ... 2.124s unreferenced object 0xffff888110c46240 (size 96): comm "nvme", pid 33461, jiffies 4345365353 (age 75.586s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000069ac2cec>] kmalloc_trace+0x25/0x90 [<000000006acc66d5>] dev_pm_qos_update_user_latency_tolerance+0x6f/0x100 [<00000000cc376ea7>] nvme_init_ctrl+0x38e/0x410 [nvme_core] [<000000007df61b4b>] 0xffffffffc05e88b3 [<00000000d152b985>] 0xffffffffc05744cb [<00000000f04a4041>] vfs_write+0xc5/0x3c0 [<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
Linux Linux Affected: f50fff73d620cd6e8f48bc58d4f1c944615a3fea , < e1379e067b9485e5af03399fe3f0d39bccb023ad (git)
Affected: f50fff73d620cd6e8f48bc58d4f1c944615a3fea , < 7237c26431cc78e5ec3259f4350f3dd58f6a4319 (git)
Affected: f50fff73d620cd6e8f48bc58d4f1c944615a3fea , < 2ed9a89192e3192e5fea7ff6475c8722513f325e (git)
Affected: f50fff73d620cd6e8f48bc58d4f1c944615a3fea , < 7ed5cf8e6d9bfb6a78d0471317edff14f0f2b4dd (git)
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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)
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{
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          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvme/host/core.c"
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    "dateReserved": "2025-10-07T15:16:59.663Z",
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  }
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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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.