net: dsa: microchip: Fix error path in PTP IRQ setup
Summary
| CVE | CVE-2026-43372 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-08 15:16:48 UTC |
| Updated | 2026-05-12 14:10:27 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Fix error path in PTP IRQ setup If request_threaded_irq() fails during the PTP message IRQ setup, the newly created IRQ mapping is never disposed. Indeed, the ksz_ptp_irq_setup()'s error path only frees the mappings that were successfully set up. Dispose the newly created mapping if the associated request_threaded_irq() fails at setup. |
Risk And Classification
EPSS: 0.000180000 probability, percentile 0.049210000 (date 2026-05-11)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 3b5a6115d6ea45df1ea65dc9b832b23db5d593ba 3704ac6a0d9a78f66a187515a8ca3faedaf01cc5 git | Not specified |
| CNA | Linux | Linux | affected 1ba6da6ca3db76f6a39004fd33a9c990e428515e e80fef36c676c947072dabeb5803ae59d92ba493 git | Not specified |
| CNA | Linux | Linux | affected d0b8fec8ae50525b57139393d0bb1f446e82ff7e 6c58a9fdb0d0e1011aa02455d26d6ebea251979b git | Not specified |
| CNA | Linux | Linux | affected d0b8fec8ae50525b57139393d0bb1f446e82ff7e c2d1d41e0e8ec447d40a5752844fc5fb0b23db27 git | Not specified |
| CNA | Linux | Linux | affected d0b8fec8ae50525b57139393d0bb1f446e82ff7e 99c8c16a4aad0b37293cae213e15957c573cf79b git | Not specified |
| CNA | Linux | Linux | affected ae12e4e0ca231475bcef841c6a6722fa185fd520 git | Not specified |
| CNA | Linux | Linux | affected 6.18 | Not specified |
| CNA | Linux | Linux | unaffected 6.18 semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.130 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.78 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.19 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.19.9 6.19.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/c2d1d41e0e8ec447d40a5752844fc5fb0b23db27 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/3704ac6a0d9a78f66a187515a8ca3faedaf01cc5 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/6c58a9fdb0d0e1011aa02455d26d6ebea251979b | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/e80fef36c676c947072dabeb5803ae59d92ba493 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/99c8c16a4aad0b37293cae213e15957c573cf79b | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.