Out-of-bounds Read Affecting qemu-img package, versions <10:1.5.3-126.el7_3.9


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.06% (31st percentile)

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  • Snyk IDSNYK-ORACLE7-QEMUIMG-2516359
  • published10 Apr 2022
  • disclosed20 Apr 2017

Introduced: 20 Apr 2017

CVE-2017-7718  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Oracle:7 qemu-img to version 10:1.5.3-126.el7_3.9 or higher.
This issue was patched in ELSA-2017-1430.

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.

hw/display/cirrus_vga_rop.h in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors related to copying VGA data via the cirrus_bitblt_rop_fwd_transp_ and cirrus_bitblt_rop_fwd_ functions.

CVSS Scores

version 3.1