Use After Free Affecting torvalds/linux package, versions [0,]


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
2.07% (83rd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3004909
  • published26 Jan 2022
  • disclosed12 Dec 2019
  • creditUnknown

Introduced: 12 Dec 2019

CVE-2019-19768  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for torvalds/linux.

Overview

Affected versions of this package are vulnerable to Use After Free. 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).

CVSS Base Scores

version 3.1