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CVE-2026-31777

ALSA: ctxfi: Check the error for index mapping PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Check the error for index mapping The ctxfi driver blindly assumed a proper value returned from daio_device_index(), but it's not always true. Add a proper error check to deal with the error from the function.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 8cc72361481f00253f1e468ade5795427386d593 before 971854e7b6ddda78669d3d0cf6566c7b8aca1fdb; affected 8cc72361481f00253f1e468ade5795427386d593 before d4d3b8cbb70a2de247cbfe99bdb232aef9ed59bc; affected 8cc72361481f00253f1e468ade5795427386d593 before 277c6960d4ddb94d16198afd70c92c3d4593d131
Linux / Linuxaffected 2.6.31; unaffected 0 before 2.6.31; unaffected 6.18.57 through 6.18.*; unaffected 6.19.12 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References