Release of Invalid Pointer or Reference Affecting wireshark package, versions [,2.4.5)


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
1.18% (85th percentile)

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  • Snyk IDSNYK-UNMANAGED-WIRESHARK-2318175
  • published14 Dec 2021
  • disclosed8 Feb 2018
  • creditUnknown

Introduced: 8 Feb 2018

CVE-2018-6836  (opens in a new tab)
CWE-763  (opens in a new tab)

How to fix?

Upgrade wireshark to version 2.4.5 or higher.

Overview

Affected versions of this package are vulnerable to Release of Invalid Pointer or Reference. The netmonrec_comment_destroy function in wiretap/netmon.c performs a free operation on an uninitialized memory address, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.

References

CVSS Scores

version 3.1