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CVE-2023-53518— PM / devfreq: Fix leak in devfreq_dev_release()

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devfreq_dev_release函数中未调用srcu_cleanup_notifier_head，可能导致资源泄漏。

CVSS 7.8 · High EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 20

VendorProduct Version RangeStatus
Linux Linux 0fe3a66410a3ba96679be903f1e287d7a0a264a9< 7462483446cb9986568ad7adae746ce5f18d2968 affected
0fe3a66410a3ba96679be903f1e287d7a0a264a9< 64e6e0dc2d578c0a9e31cb4edd719f0a3ed98f6d affected
0fe3a66410a3ba96679be903f1e287d7a0a264a9< 29811f4b8255d4238cf326f3bb7129784766beab affected
0fe3a66410a3ba96679be903f1e287d7a0a264a9< ab192e5e5d3b48415909a8408acfd007a607bcc0 affected
0fe3a66410a3ba96679be903f1e287d7a0a264a9< 111bafa210ae546bee7644be730c42df9c35b66e affected
0fe3a66410a3ba96679be903f1e287d7a0a264a9< 8918025feb2f5f7c73f2495c158f22997e25cb02 affected
0fe3a66410a3ba96679be903f1e287d7a0a264a9< 1640e9c72173911ad0fddb05012c01eafe082c4e affected
0fe3a66410a3ba96679be903f1e287d7a0a264a9< 3354c401c68d70567d1ef25d12f4e22a7813a3c6 affected
… +12 more rows
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I. Basic Information for CVE-2023-53518

Vulnerability Information
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Vulnerability Title
PM / devfreq: Fix leak in devfreq_dev_release()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: Fix leak in devfreq_dev_release() srcu_init_notifier_head() allocates resources that need to be released with a srcu_cleanup_notifier_head() call. Reported by kmemleak.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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devfreq_dev_release函数中未调用srcu_cleanup_notifier_head，可能导致资源泄漏。
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 0fe3a66410a3ba96679be903f1e287d7a0a264a9 ~ 7462483446cb9986568ad7adae746ce5f18d2968 -
Linux Linux 4.7 -

II. Public POCs for CVE-2023-53518

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III. Intelligence Information for CVE-2023-53518

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Same Patch Batch · Linux · 2025-10-01 · 169 CVEs total

CVE-2023-53517 9.8 CRITICAL tipc: do not update mtu if msg_max is too small in mtu negotiation
CVE-2023-53454 8.8 HIGH HID: multitouch: Correct devm device reference for hidinput input_dev name
CVE-2025-39918 8.8 HIGH wifi: mt76: fix linked list corruption
CVE-2025-39919 8.8 HIGH wifi: mt76: mt7996: add missing check for rx wcid entries
CVE-2022-50442 8.4 HIGH fs/ntfs3: Validate buffer length while parsing index
CVE-2023-53493 8.4 HIGH accel/qaic: tighten bounds checking in decode_message()
CVE-2022-50421 7.8 HIGH rpmsg: char: Avoid double destroy of default endpoint
CVE-2023-53484 7.8 HIGH lib: cpu_rmap: Avoid use after free on rmap->obj array entries
CVE-2022-50440 7.8 HIGH drm/vmwgfx: Validate the box size for the snooped cursor
CVE-2023-53465 7.8 HIGH soundwire: qcom: fix storing port config out-of-bounds
CVE-2023-53510 7.8 HIGH scsi: ufs: core: Fix handling of lrbp->cmd
CVE-2025-39924 7.8 HIGH erofs: fix invalid algorithm for encoded extents
CVE-2022-50454 7.8 HIGH drm/nouveau: fix a use-after-free in nouveau_gem_prime_import_sg_table()
CVE-2023-53506 7.8 HIGH udf: Do not bother merging very long extents
CVE-2025-39927 7.8 HIGH ceph: fix race condition validating r_parent before applying state
CVE-2023-53492 7.8 HIGH netfilter: nf_tables: do not ignore genmask when looking up chain by id
CVE-2022-50432 7.8 HIGH kernfs: fix use-after-free in __kernfs_remove
CVE-2023-53494 7.8 HIGH crypto: xts - Handle EBUSY correctly
CVE-2023-53495 7.8 HIGH net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc()
CVE-2022-50437 7.8 HIGH drm/msm/hdmi: fix memory corruption with too many bridges

Showing top 20 of 169 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-53518

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