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CVE-2023-53443

mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak

Medium5.5EPSS 0.15%
Published
Updated
Reserved
Assigned by
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak In arizona_clk32k_enable(), we should use pm_runtime_resume_and_get() as pm_runtime_get_sync() will increase the refcnt even when it returns an error.

Timeline

  1. ID reserved

    By Linux

  2. · 1 day later

    Published

  3. · 8 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-53443, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Modified3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.15% · top 96% of all CVEs (8 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Weakness

  • CWE-noinfo Not enough information

Affected products

  • Linux · Linux

    • affected 247fa1920deeb1064e36c0a34410f4d63503b3d4 – < 7195e642b49af60d4120fa1b45bd812ba528174f
    • affected 247fa1920deeb1064e36c0a34410f4d63503b3d4 – < 754e81ff44061dda68da0fd4ef51bd1aa9fbf2cf
    • affected 247fa1920deeb1064e36c0a34410f4d63503b3d4 – < 5a47bb71b1a94a279144fc3031d3c4591b38dd16
    • affected 247fa1920deeb1064e36c0a34410f4d63503b3d4 – < 9893771097b22a8743a446e45994a177795ca4da
    • affected 247fa1920deeb1064e36c0a34410f4d63503b3d4 – < dc9437e9889c3dacf1f320e3cf08da74127573fe
    • affected 247fa1920deeb1064e36c0a34410f4d63503b3d4 – < 4414a7ab80cebf715045e3c4d465feefbad21139
  • Linux · Linux

    • affected 3.10
    • unaffected < 3.10
    • unaffected 5.4.235 – ≤ 5.4.*
    • unaffected 5.10.173 – ≤ 5.10.*
    • unaffected 5.15.100 – ≤ 5.15.*
    • unaffected 6.1.18 – ≤ 6.1.*
    • unaffected 6.2.5 – ≤ 6.2.*
    • unaffected 6.3 – ≤ *

References (6)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .