Out-of-bounds Read Affecting qemu-project/qemu package, versions [,2.8.0)


Severity

Recommended
0.0
critical
0
10

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

Threat Intelligence

EPSS
0.24% (64th percentile)

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  • Snyk IDSNYK-UNMANAGED-QEMUPROJECTQEMU-3007069
  • published26 Jan 2022
  • disclosed27 Jul 2018
  • creditUnknown

Introduced: 27 Jul 2018

CVE-2017-2620  (opens in a new tab)
CWE-125  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade qemu-project/qemu to version 2.8.0 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Read. Quick emulator (QEMU) before 2.8 built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrus_bitblt_cputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute arbitrary code on host with privileges of the QEMU process.

References

CVSS Scores

version 3.1