Integer Overflow or Wraparound Affecting qemu package, versions <1:2.12+dfsg-3ubuntu9


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.58% (79th percentile)

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  • Snyk IDSNYK-UBUNTU2004-QEMU-583983
  • published9 Oct 2018
  • disclosed9 Oct 2018

Introduced: 9 Oct 2018

CVE-2018-17963  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 qemu to version 1:2.12+dfsg-3ubuntu9 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 Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

qemu_deliver_packet_iov in net/net.c in Qemu accepts packet sizes greater than INT_MAX, which allows attackers to cause a denial of service or possibly have unspecified other impact.

CVSS Scores

version 3.1