Loop with Unreachable Exit Condition ('Infinite Loop') Affecting libcacard-devel package, versions *


Severity

Recommended
0.0
low
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-CENTOS7-LIBCACARDDEVEL-1969962
  • published26 Jul 2021
  • disclosed21 Sept 2016

Introduced: 21 Sep 2016

CVE-2016-7907  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 libcacard-devel.

NVD Description

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

The imx_fec_do_tx function in hw/net/imx_fec.c in QEMU (aka Quick Emulator) does not properly limit the buffer descriptor count when transmitting packets, which allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via vectors involving a buffer descriptor with a length of 0 and crafted values in bd.flags.

CVSS Scores

version 3.1