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CVE-2023-52806

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CVE-2023-52806

Published: May 21, 2024

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fix possible null-ptr-deref when assigning a stream While AudioDSP drivers assign streams exclusively of HOST or LINK type, nothing blocks a user to attempt to assign a COUPLED stream. As supplied substream instance may be a stub, what is the case when code-loading, such scenario ends with null-ptr-deref.

VendorProductVersions

Linux

Linux

affected
14752412721c61d9ac1e8d8fb51d7148cb15f85b - < 7de25112de8222fd20564769e6c99dc9f9738a0b
affected
14752412721c61d9ac1e8d8fb51d7148cb15f85b - < 758c7733cb821041f5fd403b7b97c0b95d319323
affected
14752412721c61d9ac1e8d8fb51d7148cb15f85b - < 2527775616f3638f4fd54649eba8c7b84d5e4250
affected
14752412721c61d9ac1e8d8fb51d7148cb15f85b - < 25354bae4fc310c3928e8a42fda2d486f67745d7
affected
14752412721c61d9ac1e8d8fb51d7148cb15f85b - < 631a96e9eb4228ff75fce7e72d133ca81194797e

+4 more versions

Linux

Linux

affected
4.2
unaffected
0 - < 4.2
unaffected
4.14.331 - <= 4.14.*
unaffected
4.19.300 - <= 4.19.*
unaffected
5.4.262 - <= 5.4.*

+6 more versions

References

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