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Bug 1530893 - (CVE-2017-17997) CVE-2017-17997 wireshark: Misuse of NULL pointer in MRDISC dissector
CVE-2017-17997 wireshark: Misuse of NULL pointer in MRDISC dissector
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20171229,repor...
: Security
Depends On: 1530895
Blocks:
  Show dependency tree / graph
 
Reported: 2018-01-04 00:12 EST by Sam Fowler
Modified: 2018-06-21 04:53 EDT (History)
6 users (show)

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Description Sam Fowler 2018-01-04 00:12:11 EST 
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 00:12:40 EST 
Created wireshark tracking bugs for this issue:

Affects: fedora-all [bug 1530895]
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