CVE-2025-68338
Unknown
Description
In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Don't free uninitialized ksz_irq If something goes wrong at setup, ksz_irq_free() can be called on uninitialized ksz_irq (for example when ksz_ptp_irq_setup() fails). It leads to freeing uninitialized IRQ numbers and/or domains. Use dsa_switch_for_each_user_port_continue_reverse() in the error path to iterate only over the fully initialized ports.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedDec 23, 2025
First seenDec 23, 2025
How to fix
Update
- Linux Linux9428654c827fa8d38b898135d26d39ee2d544246, 32abbcf4379a0f851d7eb9d4389e7bf5c64bf6c0, 25b62cc5b22c45face094ae3e8717258e46d1d19 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | cc13ab18b201ab630f03511060ba289b70052959 ≤ v < 9428654c827fa8d38b898135d26d39ee2d544246, cc13ab18b201ab630f03511060ba289b70052959 ≤ v < 32abbcf4379a0f851d7eb9d4389e7bf5c64bf6c0, cc13ab18b201ab630f03511060ba289b70052959 ≤ v < 25b62cc5b22c45face094ae3e8717258e46d1d19, 6.3 | 9428654c827fa8d38b898135d26d39ee2d544246, 32abbcf4379a0f851d7eb9d4389e7bf5c64bf6c0, 25b62cc5b22c45face094ae3e8717258e46d1d19 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.