CVE-2023-52806
Assigner: Linux
Published: 2024-05-21T15:31:17.025Z
State: PUBLISHED
descriptions: value: 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.
affected: product: Linux
vendor: Linux
defaultStatus: unaffected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions: version: 1da177e4c3f4
lessThan: 7de25112de82
status: affected
versionType: git
version: 1da177e4c3f4
lessThan: 758c7733cb82
status: affected
versionType: git
version: 1da177e4c3f4
lessThan: 2527775616f3
status: affected
versionType: git
version: 1da177e4c3f4
lessThan: 25354bae4fc3
status: affected
versionType: git
version: 1da177e4c3f4
lessThan: 631a96e9eb42
status: affected
versionType: git
version: 1da177e4c3f4
lessThan: 43b91df291c8
status: affected
versionType: git
version: 1da177e4c3f4
lessThan: fe7c1a0c2b25
status: affected
versionType: git
version: 1da177e4c3f4
lessThan: 4a320da7f7cb
status: affected
versionType: git
version: 1da177e4c3f4
lessThan: f93dc90c2e8e
status: affected
versionType: git
product: Linux
vendor: Linux
defaultStatus: affected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions: version: 4.14.331
lessThanOrEqual: 4.14.*
status: unaffected
versionType: custom
version: 4.19.300
lessThanOrEqual: 4.19.*
status: unaffected
versionType: custom
version: 5.4.262
lessThanOrEqual: 5.4.*
status: unaffected
versionType: custom
version: 5.10.202
lessThanOrEqual: 5.10.*
status: unaffected
versionType: custom
version: 5.15.140
lessThanOrEqual: 5.15.*
status: unaffected
versionType: custom
version: 6.1.64
lessThanOrEqual: 6.1.*
status: unaffected
versionType: custom
version: 6.5.13
lessThanOrEqual: 6.5.*
status: unaffected
versionType: custom
version: 6.6.3
lessThanOrEqual: 6.6.*
status: unaffected
versionType: custom
version: 6.7
lessThanOrEqual: *
status: unaffected
versionType: original_commit_for_fix
title: ALSA: hda: Fix possible null-ptr-deref when assigning a stream
x_generator: engine: bippy-d175d3acf727