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CVE-2022-50525— iommu/fsl_pamu: Fix resource leak in fsl_pamu_probe()

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fsl_pamu_probe函数中create_csd失败时未释放irq和内存，可能导致资源泄漏。

AI Predicted 5.5 Difficulty: Theoretical EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1562.001

Affected Version Matrix 20

VendorProduct Version RangeStatus
Linux Linux 695093e38c3ef63fcb43a2840ed865efa20671d5< c93983230562883e0b5f122040efbb3d478c36d4 affected
695093e38c3ef63fcb43a2840ed865efa20671d5< a305d0e4d0ce3166e31d7dbcb4c98b09cad6d49a affected
695093e38c3ef63fcb43a2840ed865efa20671d5< 9fbccdf2fefa3944dd8ba8c6a808b387787f3917 affected
695093e38c3ef63fcb43a2840ed865efa20671d5< 17fd440594961c5e2ea0f58591bc1bdba0629c75 affected
695093e38c3ef63fcb43a2840ed865efa20671d5< 0d240ac0e4c35d3f64fc782c11433138c1bd016e affected
695093e38c3ef63fcb43a2840ed865efa20671d5< e42b543d08052c3b223bcfb48f05cbaf0b767f86 affected
695093e38c3ef63fcb43a2840ed865efa20671d5< 9238b687fd62cde14c6e2e8576a40e4246de7ebe affected
695093e38c3ef63fcb43a2840ed865efa20671d5< de7eb55009796687fc0a1670e0b944fa8ed54e9b affected
… +12 more rows
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I. Basic Information for CVE-2022-50525

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
iommu/fsl_pamu: Fix resource leak in fsl_pamu_probe()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: iommu/fsl_pamu: Fix resource leak in fsl_pamu_probe() The fsl_pamu_probe() returns directly when create_csd() failed, leaving irq and memories unreleased. Fix by jumping to error if create_csd() returns 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fsl_pamu_probe函数中create_csd失败时未释放irq和内存，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 695093e38c3ef63fcb43a2840ed865efa20671d5 ~ c93983230562883e0b5f122040efbb3d478c36d4 -
Linux Linux 3.12 -

II. Public POCs for CVE-2022-50525

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III. Intelligence Information for CVE-2022-50525

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Patches & Fixes for CVE-2022-50525 (9)

Same Patch Batch · Linux · 2025-10-07 · 118 CVEs total

CVE-2023-53629 9.8 CRITICAL fs: dlm: fix use after free in midcomms commit
CVE-2023-53630 8.8 HIGH iommufd: Fix unpinning of pages when an access is present
CVE-2023-53676 8.8 HIGH scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show()
CVE-2023-53675 8.8 HIGH scsi: ses: Fix possible desc_ptr out-of-bounds accesses
CVE-2023-53673 8.8 HIGH Bluetooth: hci_event: call disconnect callback before deleting conn
CVE-2023-53679 8.3 HIGH wifi: mt7601u: fix an integer underflow
CVE-2023-53635 8.2 HIGH netfilter: conntrack: fix wrong ct->timeout value
CVE-2023-53669 7.8 HIGH tcp: fix skb_copy_ubufs() vs BIG TCP
CVE-2022-50555 7.8 HIGH tipc: fix a null-ptr-deref in tipc_topsrv_accept
CVE-2023-53627 7.8 HIGH scsi: hisi_sas: Grab sas_dev lock when traversing the members of sas_dev.list
CVE-2023-53626 7.8 HIGH ext4: fix possible double unlock when moving a directory
CVE-2023-53660 7.8 HIGH bpf, cpumap: Handle skb as well when clean up ptr_ring
CVE-2023-53659 7.8 HIGH iavf: Fix out-of-bounds when setting channels on remove
CVE-2023-53643 7.8 HIGH nvme-tcp: don't access released socket during error recovery
CVE-2023-53619 7.8 HIGH netfilter: conntrack: Avoid nf_ct_helper_hash uses after free
CVE-2023-53645 7.8 HIGH bpf: Make bpf_refcount_acquire fallible for non-owning refs
CVE-2023-53646 7.8 HIGH drm/i915/perf: add sentinel to xehp_oa_b_counters
CVE-2022-50528 7.8 HIGH drm/amdkfd: Fix memory leakage
CVE-2022-50518 7.8 HIGH parisc: Fix locking in pdc_iodc_print() firmware call
CVE-2023-53651 7.8 HIGH Input: exc3000 - properly stop timer on shutdown

Showing top 20 of 118 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-50525

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