CVE-2026-74293

Summary

In the Linux kernel, the following vulnerability has been resolved:

ASoC: fsl: fsl_audmix: Validate written enum values

fsl_audmix_put_mix_clk_src() and fsl_audmix_put_out_src() convert the user-provided enum item with snd_soc_enum_item_to_val() before checking whether the item is within the enum's item count.

The generic snd_soc_put_enum_double() helper performs that validation, but these callbacks use the converted value first: the clock-source path tests it with BIT(), and the output-source path indexes the prms transition table with it.

Reject out-of-range enum items before converting them.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxbe1df61cf06efb355c90702e46b8d46f055acb4e < 7513831b90a38d55fa089e3e1b49691e467afee6affected
LinuxLinuxbe1df61cf06efb355c90702e46b8d46f055acb4e < b4774a7da12b14fc37219ab4368d1907f9b5aca4affected
LinuxLinuxbe1df61cf06efb355c90702e46b8d46f055acb4e < 8fb4364eb494b926d009bfaf3c98f07c3aa5d9f3affected
LinuxLinuxbe1df61cf06efb355c90702e46b8d46f055acb4e < 0b10c6203e62d9e7337cc401568b201f9bac79ecaffected
LinuxLinuxbe1df61cf06efb355c90702e46b8d46f055acb4e < b36d6d48faa6b1bb723b8f4e527c531a1a68520eaffected
LinuxLinuxbe1df61cf06efb355c90702e46b8d46f055acb4e < 0f1510e84d7bfc3eb9538efa65c6ea0aadf1078caffected
LinuxLinuxbe1df61cf06efb355c90702e46b8d46f055acb4e < 5b7a23c1ed04e794ef3b31e452ef5c93e1e34b4aaffected
LinuxLinuxbe1df61cf06efb355c90702e46b8d46f055acb4e < 3cd17e4e2871114d5579fa7bc8da66faf7fc1930affected
LinuxLinux5.2affected
LinuxLinux0 < 5.2unaffected
LinuxLinux5.10.261 <= 5.10.*unaffected
LinuxLinux5.15.212 <= 5.15.*unaffected
LinuxLinux6.1.178 <= 6.1.*unaffected
LinuxLinux6.6.145 <= 6.6.*unaffected
LinuxLinux6.12.97 <= 6.12.*unaffected
LinuxLinux6.18.40 <= 6.18.*unaffected
LinuxLinux7.1.5 <= 7.1.*unaffected
LinuxLinux7.2 <= *unaffected

Weaknesses

References