CVE-2019-19768

High

Description

In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).

SeverityHigh
CVSS7.5
Exploit probability—
ProductLinux Kernel
PublishedDec 12, 2019
First seenDec 12, 2019

How to fix

Affected products

ProductAffected versionsFixed in
linux linux_kernel5.4.0—

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