Bug 1530893 (CVE-2017-17997) - CVE-2017-17997 wireshark: Misuse of NULL pointer in MRDISC dissector
Summary: CVE-2017-17997 wireshark: Misuse of NULL pointer in MRDISC dissector
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-17997
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1530895
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-01-04 05:12 UTC by Sam Fowler
Modified: 2019-09-29 14:29 UTC (History)
6 users (show)

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2019-06-08 03:36:07 UTC


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Description Sam Fowler 2018-01-04 05:12:11 UTC
In Wireshark 2.2.11 and before, the MRDISC dissector misuses a NULL pointer. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343.

References:
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-17997
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299

Comment 1 Sam Fowler 2018-01-04 05:12:40 UTC
Created wireshark tracking bugs for this issue:

Affects: fedora-all [bug 1530895]


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