Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: cs35l41: Fix NULL pointer dereference in cs35l41_hda_read_acpi() The acpi_get_first_physical_node() function can return NULL, in which case the get_device() function also returns NULL, but this value is then dereferenced without checking,so add a check to prevent a crash. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Product status
7b2f3eb492dac7665c75df067e4d8e4869589f4a (git) before e63f9c81ca28b06eeeac3630faddc50717897351
7b2f3eb492dac7665c75df067e4d8e4869589f4a (git) before 7a35a505d76a4b6cd426b59ff2d800d0394cc5d3
7b2f3eb492dac7665c75df067e4d8e4869589f4a (git) before e6ba921b17797ccc545d80e0dbccb5fab91c248c
7b2f3eb492dac7665c75df067e4d8e4869589f4a (git) before c28946b7409b7b68fb0481ec738c8b04578b11c6
7b2f3eb492dac7665c75df067e4d8e4869589f4a (git) before 343fa9800cf9870ec681e21f0a6f2157b74ae520
7b2f3eb492dac7665c75df067e4d8e4869589f4a (git) before c34b04cc6178f33c08331568c7fd25c5b9a39f66
5.17
Any version before 5.17
6.1.160 (semver)
6.6.120 (semver)
6.12.64 (semver)
6.17.13 (semver)
6.18.2 (semver)
6.19 (original_commit_for_fix)
References
git.kernel.org/...c/e63f9c81ca28b06eeeac3630faddc50717897351
git.kernel.org/...c/7a35a505d76a4b6cd426b59ff2d800d0394cc5d3
git.kernel.org/...c/e6ba921b17797ccc545d80e0dbccb5fab91c248c
git.kernel.org/...c/c28946b7409b7b68fb0481ec738c8b04578b11c6
git.kernel.org/...c/343fa9800cf9870ec681e21f0a6f2157b74ae520
git.kernel.org/...c/c34b04cc6178f33c08331568c7fd25c5b9a39f66