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Out-of-bounds Read Affecting qemu-img package, versions <10:1.5.3-126.el7_3.5

Severity

 Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.24% (64th percentile)

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  • Snyk IDSNYK-ORACLE7-QEMUIMG-2513979
  • published10 Apr 2022
  • disclosed27 Jul 2018
Report a new vulnerability Found a mistake?

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 Oracle:7 qemu-img to version 10:1.5.3-126.el7_3.5 or higher.
This issue was patched in ELSA-2017-0396.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-img package and not the qemu-img package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

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