Loop with Unreachable Exit Condition ('Infinite Loop') Affecting virt:rhel/lua-guestfs package, versions <1:1.40.2-27.module+el8.4.0+9282+0bdec052


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (24th percentile)

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  • Snyk IDSNYK-RHEL8-VIRT-4874329
  • published26 Jul 2021
  • disclosed12 Nov 2020

Introduced: 12 Nov 2020

CVE-2020-28916  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt:rhel/lua-guestfs to version 1:1.40.2-27.module+el8.4.0+9282+0bdec052 or higher.
This issue was patched in RHSA-2021:1762.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:rhel/lua-guestfs package and not the virt:rhel/lua-guestfs package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

hw/net/e1000e_core.c in QEMU 5.0.0 has an infinite loop via an RX descriptor with a NULL buffer address.

CVSS Scores

version 3.1