Improper Input Validation Affecting qemu-project/qemu package, versions [,2.2.0)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
5.67% (94th percentile)

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  • Snyk IDSNYK-UNMANAGED-QEMUPROJECTQEMU-3007033
  • published26 Jan 2022
  • disclosed12 Dec 2014
  • creditUnknown

Introduced: 12 Dec 2014

CVE-2014-7840  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade qemu-project/qemu to version 2.2.0 or higher.

Overview

Affected versions of this package are vulnerable to Improper Input Validation. The host_from_stream_offset function in arch_init.c in QEMU, when loading RAM during migration, allows remote attackers to execute arbitrary code via a crafted (1) offset or (2) length value in savevm data.

References

CVSS Scores

version 3.1