Integer Overflow or Wraparound Affecting qemu package, versions <1:5.0-1


Severity

Recommended
0.0
low
0
10

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Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-DEBIAN13-QEMU-5693512
  • published24 Apr 2020
  • disclosed27 Apr 2020

Introduced: 24 Apr 2020

CVE-2020-11869  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Debian:13 qemu to version 1:5.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Debian. See How to fix? for Debian:13 relevant fixed versions and status.

An integer overflow was found in QEMU 4.0.1 through 4.2.0 in the way it implemented ATI VGA emulation. This flaw occurs in the ati_2d_blt() routine in hw/display/ati-2d.c while handling MMIO write operations through the ati_mm_write() callback. A malicious guest could abuse this flaw to crash the QEMU process, resulting in a denial of service.

CVSS Scores

version 3.1