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CVE-2025-22017— devlink: fix xa_alloc_cyclic() error handling

AI Predicted 3.3 Difficulty: Theoretical EPSS 0.19% · P9

Affected Version Matrix 8

VendorProductVersion RangeStatus
LinuxLinuxc137743bce02b18c1537d4681aa515f7b80bf0a8< f8aaa38cfaf6f20afa4db36b6529032fb69165dcaffected
c137743bce02b18c1537d4681aa515f7b80bf0a8< 466132f6d28a7e47a82501fe1c46b8f90487412eaffected
c137743bce02b18c1537d4681aa515f7b80bf0a8< f3b97b7d4bf316c3991e5634c9f4847c2df35478affected
6.7affected
< 6.7unaffected
6.12.21≤ 6.12.*unaffected
6.13.9≤ 6.13.*unaffected
6.14≤ *unaffected
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I. Basic Information for CVE-2025-22017

Vulnerability Information
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Vulnerability Title
devlink: fix xa_alloc_cyclic() error handling
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: devlink: fix xa_alloc_cyclic() error handling In case of returning 1 from xa_alloc_cyclic() (wrapping) ERR_PTR(1) will be returned, which will cause IS_ERR() to be false. Which can lead to dereference not allocated pointer (rel). Fix it by checking if err is lower than zero. This wasn't found in real usecase, only noticed. Credit to Pierre.
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xa_alloc_cyclic错误处理，可能导致未分配指针被引用。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux c137743bce02b18c1537d4681aa515f7b80bf0a8 ~ f8aaa38cfaf6f20afa4db36b6529032fb69165dc -
LinuxLinux 6.7 -

II. Public POCs for CVE-2025-22017

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III. Intelligence Information for CVE-2025-22017

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Patches & Fixes for CVE-2025-22017 (2)

Same Patch Batch · Linux · 2025-04-08 · 10 CVEs total

CVE-2025-220128.8 HIGHRevert "arm64: dts: qcom: sdm845: Affirm IDR0.CCTW on apps_smmu"
CVE-2025-220157.8 HIGHmm/migrate: fix shmem xarray update during migration
CVE-2025-220137.3 HIGHKVM: arm64: Unconditionally save+flush host FPSIMD/SVE/SME state
CVE-2025-22016dpll: fix xa_alloc_cyclic() error handling
CVE-2025-22014soc: qcom: pdr: Fix the potential deadlock
CVE-2025-22011ARM: dts: bcm2711: Fix xHCI power-domain
CVE-2025-22010RDMA/hns: Fix soft lockup during bt pages loop
CVE-2025-22009regulator: dummy: force synchronous probing
CVE-2025-22008regulator: check that dummy regulator has been probed before using it

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-22017

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