CVE-2025-68346

Summary

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

ALSA: dice: fix buffer overflow in detect_stream_formats()

The function detect_stream_formats() reads the stream_count value directly from a FireWire device without validating it. This can lead to out-of-bounds writes when a malicious device provides a stream_count value greater than MAX_STREAMS.

Fix by applying the same validation to both TX and RX stream counts in detect_stream_formats().

Affected Software

VendorProductVersion RangeStatus
LinuxLinux58579c056c1c9510ae6695ed8e01ee05bbdcfb23 < d6280a5b00cad37d9a9a875849e5bf7ed2fe4950affected
LinuxLinux58579c056c1c9510ae6695ed8e01ee05bbdcfb23 < 3cf854cec0eb371da47ff5fe56eab189d7fa623aaffected
LinuxLinux58579c056c1c9510ae6695ed8e01ee05bbdcfb23 < 4a6ab0f6cc9bdfdfecbf257a46ff4275bd965af4affected
LinuxLinux58579c056c1c9510ae6695ed8e01ee05bbdcfb23 < dea3ed2c16f99f46f97b1a090bf80ecdd6972ce0affected
LinuxLinux58579c056c1c9510ae6695ed8e01ee05bbdcfb23 < c0a1fe1902ad23e6d48e0f68be1258ccf7a163e6affected
LinuxLinux58579c056c1c9510ae6695ed8e01ee05bbdcfb23 < 932aa1e80b022419cf9710e970739b7a8794f27caffected
LinuxLinux58579c056c1c9510ae6695ed8e01ee05bbdcfb23 < 1e1b3207a53e50d5a66289fffc1f7d52cd9c50f9affected
LinuxLinux58579c056c1c9510ae6695ed8e01ee05bbdcfb23 < 324f3e03e8a85931ce0880654e3c3eb38b0f0bbaaffected
LinuxLinux4.18affected
LinuxLinux0 < 4.18unaffected
LinuxLinux5.10.248 <= 5.10.*unaffected
LinuxLinux5.15.198 <= 5.15.*unaffected
LinuxLinux6.1.160 <= 6.1.*unaffected
LinuxLinux6.6.120 <= 6.6.*unaffected
LinuxLinux6.12.63 <= 6.12.*unaffected
LinuxLinux6.17.13 <= 6.17.*unaffected
LinuxLinux6.18.2 <= 6.18.*unaffected
LinuxLinux6.19 <= *unaffected

Weaknesses

References