CVE-2022-49538

Summary

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

ALSA: jack: Access input_dev under mutex

It is possible when using ASoC that input_dev is unregistered while calling snd_jack_report, which causes NULL pointer dereference. In order to prevent this serialize access to input_dev using mutex lock.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < 74bab3bcf422593c582e47130aa8eb41ebb2dc09affected
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < 8487a88136d54a1a4d3f26f1399685db648ab879affected
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < c093b62c40027c21d649c5534ad7aa3605a99b00affected
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < f68bed124c7699e23ffb4ce4fcc84671e9193cdeaffected
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < e2b8681769f6e205382f026b907d28aa5ec9d59aaffected
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < 5cc6f623f4818c7d7e9e966a45ebf324901ca9c5affected
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < 9e6a73b0c0f2014eb89249fb1640c5a3d58221c4affected
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < 582aea6084cc59fec881204f026816d1219f2348affected
LinuxLinux32b8544296b944b204b33f9837701d4d0b9adefe < 1b6a6fc5280e97559287b61eade2d4b363e836f2affected
LinuxLinux3.13affected
LinuxLinux0 < 3.13unaffected
LinuxLinux4.9.318 <= 4.9.*unaffected
LinuxLinux4.14.283 <= 4.14.*unaffected
LinuxLinux4.19.247 <= 4.19.*unaffected
LinuxLinux5.4.198 <= 5.4.*unaffected
LinuxLinux5.10.121 <= 5.10.*unaffected
LinuxLinux5.15.46 <= 5.15.*unaffected
LinuxLinux5.17.14 <= 5.17.*unaffected
LinuxLinux5.18.3 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References