CVE-2018-19824 (NVD)

2018-12-03

In the Linux kernel through 4.19.6, a local user could exploit a use-after-free in the ALSA driver by supplying a malicious USB Sound device (with zero interfaces) that is mishandled in usb_audio_probe in sound/usb/card.c.

Products Ubuntu_linux, Debian_linux, Linux_kernel
Type Use After Free (CWE-416)
First patch https://github.com/torvalds/linux/commit/5f8cf712582617d523120df67d392059eaf2fc4b
Relevant file/s ./sound/usb/card.c (modified, +4, -1)
Links • https://usn.ubuntu.com/3879-2/
• https://usn.ubuntu.com/3933-2/
• https://usn.ubuntu.com/3930-1/
• https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
• https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html

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