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CVE-2026-90007

scsi: pm8001: Use rollback index when freeing MSI-X vectors PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Use rollback index when freeing MSI-X vectors pm8001_request_msix() unwinds previously registered handlers with free_irq() when request_irq() fails. The rollback loop uses the failing index i for every iteration instead of the already registered vector index j. That passes the wrong IRQ/dev_id pair to free_irq() and leaves the earlier handlers installed. Use j for both pci_irq_vector() and the matching irq_vector entry in the rollback loop.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected a76037ff3479ad333a2505061915f7a21e7f3fb6 before f39e3ca1f688d7c08954a0794e9bf1e279c83b15; affected a76037ff3479ad333a2505061915f7a21e7f3fb6 before a980dec7c69990e4f119bcf6a2ea093d1c4975e8; affected a76037ff3479ad333a2505061915f7a21e7f3fb6 before 0205db768570f9a46b20912afa581a0c7a63d8b7; affected a76037ff3479ad333a2505061915f7a21e7f3fb6 before 2853ce9c88e0e6dd575f95f28b3a8c2b27164115; affected a76037ff3479ad333a2505061915f7a21e7f3fb6 before fb22a8d2f3ac6665cc8bee197096b6675cac1a9f; affected a76037ff3479ad333a2505061915f7a21e7f3fb6 before dd817463c9b42a3a9e23d15b86c6c77a6cfb809d; affected a76037ff3479ad333a2505061915f7a21e7f3fb6 before e20b16aa3b49f9db5510940740255a987e6f2a6f; affected a76037ff3479ad333a2505061915f7a21e7f3fb6 before 3f92a64545165bdbb36dee8fa35626b295463313
Linux / Linuxaffected 4.11; unaffected 0 before 4.11; unaffected 5.10.270 through 5.10.*; unaffected 5.15.221 through 5.15.*; unaffected 6.1.188 through 6.1.*; unaffected 6.6.157 through 6.6.*; unaffected 6.12.110 through 6.12.*; unaffected 6.18.51 through 6.18.*; unaffected 7.2.5 through 7.2.*; unaffected 7.3 through *

CWE

No CWE identifiers supplied.

References