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osvGoogleOSV:CVE-2024-38559
HistoryJun 19, 2024 - 2:15 p.m.

CVE-2024-38559

2024-06-1914:15:16
Google
osv.dev
1
linux kernel
vulnerability
cve-2024-38559
scsi
qedf
nul termination
oob read
memdup_user_nul

AI Score

8.3

Confidence

High

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

scsi: qedf: Ensure the copied buf is NUL terminated

Currently, we allocate a count-sized kernel buffer and copy count from
userspace to that buffer. Later, we use kstrtouint on this buffer but we
don’t ensure that the string is terminated inside the buffer, this can
lead to OOB read when using kstrtouint. Fix this issue by using
memdup_user_nul instead of memdup_user.