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CVE-2023-53443— mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于未正确使用pm_runtime_resume_and_get函数，可能导致引用计数泄漏。

AI Predicted 3.3 Difficulty: Easy EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1135 · Network Share Discovery

Affected Version Matrix 14

VendorProduct Version RangeStatus
Linux Linux 247fa1920deeb1064e36c0a34410f4d63503b3d4< 7195e642b49af60d4120fa1b45bd812ba528174f affected
247fa1920deeb1064e36c0a34410f4d63503b3d4< 754e81ff44061dda68da0fd4ef51bd1aa9fbf2cf affected
247fa1920deeb1064e36c0a34410f4d63503b3d4< 5a47bb71b1a94a279144fc3031d3c4591b38dd16 affected
247fa1920deeb1064e36c0a34410f4d63503b3d4< 9893771097b22a8743a446e45994a177795ca4da affected
247fa1920deeb1064e36c0a34410f4d63503b3d4< dc9437e9889c3dacf1f320e3cf08da74127573fe affected
247fa1920deeb1064e36c0a34410f4d63503b3d4< 4414a7ab80cebf715045e3c4d465feefbad21139 affected
3.10 affected
< 3.10 unaffected
… +6 more rows
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I. Basic Information for CVE-2023-53443

Vulnerability Information
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Vulnerability Title
mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于未正确使用pm_runtime_resume_and_get函数，可能导致引用计数泄漏。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 247fa1920deeb1064e36c0a34410f4d63503b3d4 ~ 7195e642b49af60d4120fa1b45bd812ba528174f -
Linux Linux 3.10 -

II. Public POCs for CVE-2023-53443

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III. Intelligence Information for CVE-2023-53443

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Same Patch Batch · Linux · 2025-09-18 · 121 CVEs total

CVE-2022-50410 9.8 CRITICAL NFSD: Protect against send buffer overflow in NFSv2 READ
CVE-2022-50401 9.8 CRITICAL nfsd: under NFSv4.1, fix double svc_xprt_put on rpc_create failure
CVE-2023-53382 9.8 CRITICAL net/smc: Reset connection when trying to use SMCRv2 fails.
CVE-2022-50419 8.8 HIGH Bluetooth: hci_sysfs: Fix attempting to call device_add multiple times
CVE-2023-53431 8.8 HIGH scsi: ses: Handle enclosure with just a primary component gracefully
CVE-2023-53432 8.8 HIGH firewire: net: fix use after free in fwnet_finish_incoming_packet()
CVE-2022-50386 8.8 HIGH Bluetooth: L2CAP: Fix user-after-free
CVE-2022-50413 8.8 HIGH wifi: mac80211: fix use-after-free
CVE-2023-53374 8.8 HIGH Bluetooth: hci_conn: fail SCO/ISO via hci_conn_failed if ACL gone early
CVE-2023-53372 8.2 HIGH sctp: fix a potential overflow in sctp_ifwdtsn_skip
CVE-2022-50399 7.8 HIGH media: atomisp: prevent integer overflow in sh_css_set_black_frame()
CVE-2023-53429 7.8 HIGH btrfs: don't check PageError in __extent_writepage
CVE-2023-53373 7.8 HIGH crypto: seqiv - Handle EBUSY correctly
CVE-2023-53376 7.8 HIGH scsi: mpi3mr: Use number of bits to manage bitmap sizes
CVE-2023-53386 7.8 HIGH Bluetooth: Fix potential use-after-free when clear keys
CVE-2022-50417 7.8 HIGH drm/panfrost: Fix GEM handle creation ref-counting
CVE-2023-53394 7.8 HIGH net/mlx5e: xsk: Fix crash on regular rq reactivation
CVE-2023-53387 7.8 HIGH scsi: ufs: core: Fix device management cmd timeout flow
CVE-2023-53388 7.8 HIGH drm/mediatek: Clean dangling pointer on bind error path
CVE-2023-53378 7.8 HIGH drm/i915/dpt: Treat the DPT BO as a framebuffer

Showing top 20 of 121 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-53443

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