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CVE-2022-50463— powerpc/52xx: Fix a resource leak in an error handling path

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，该漏洞源于错误处理路径中未释放中断请求，可能导致资源泄漏。

AI Predicted 3.3 Difficulty: Theoretical EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 20

VendorProduct Version RangeStatus
Linux Linux 3c9059d79f5eea6b8b75ddac97693127c3c41db4< be9caf2c936f15a9c3f9111e62bdde6357312f90 affected
3c9059d79f5eea6b8b75ddac97693127c3c41db4< f4ad0a7f0e78d65d38921ab2bef234e49be78b10 affected
3c9059d79f5eea6b8b75ddac97693127c3c41db4< e4002f293e5b44e57d2930513cca0dff32249812 affected
3c9059d79f5eea6b8b75ddac97693127c3c41db4< 9bf842ffdd216b9f94d5b051b5d8b815f2426538 affected
3c9059d79f5eea6b8b75ddac97693127c3c41db4< 40b4be399e0db7073dec5a0de5ca9994f7e31e58 affected
3c9059d79f5eea6b8b75ddac97693127c3c41db4< 0accd460dc7bbe5f55e41a8867c63db9d07b3ec8 affected
3c9059d79f5eea6b8b75ddac97693127c3c41db4< cbda93665a3857324f5c79e45769a83c78183199 affected
3c9059d79f5eea6b8b75ddac97693127c3c41db4< fb3ef6a5af4b003502c940ea50c0f55b06ebbfc9 affected
… +12 more rows
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I. Basic Information for CVE-2022-50463

Vulnerability Information
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Vulnerability Title
powerpc/52xx: Fix a resource leak in an error handling path
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/52xx: Fix a resource leak in an error handling path The error handling path of mpc52xx_lpbfifo_probe() has a request_irq() that is not balanced by a corresponding free_irq(). Add the missing call, as already done in the remove function.
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，该漏洞源于错误处理路径中未释放中断请求，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 3c9059d79f5eea6b8b75ddac97693127c3c41db4 ~ be9caf2c936f15a9c3f9111e62bdde6357312f90 -
Linux Linux 2.6.33 -

II. Public POCs for CVE-2022-50463

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III. Intelligence Information for CVE-2022-50463

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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-2025-39924 7.8 HIGH erofs: fix invalid algorithm for encoded extents
CVE-2023-53510 7.8 HIGH scsi: ufs: core: Fix handling of lrbp->cmd
CVE-2022-50454 7.8 HIGH drm/nouveau: fix a use-after-free in nouveau_gem_prime_import_sg_table()
CVE-2025-39927 7.8 HIGH ceph: fix race condition validating r_parent before applying state
CVE-2023-53506 7.8 HIGH udf: Do not bother merging very long extents
CVE-2022-50437 7.8 HIGH drm/msm/hdmi: fix memory corruption with too many bridges
CVE-2023-53495 7.8 HIGH net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc()
CVE-2023-53494 7.8 HIGH crypto: xts - Handle EBUSY correctly
CVE-2022-50432 7.8 HIGH kernfs: fix use-after-free in __kernfs_remove
CVE-2023-53492 7.8 HIGH netfilter: nf_tables: do not ignore genmask when looking up chain by id

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-2022-50463

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