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Bug 1549277 - (CVE-2018-7320) CVE-2018-7320 wireshark: Heap-based Buffer Overflow in SIGCOMP dissector crash in packet-sigcomp.c
CVE-2018-7320 wireshark: Heap-based Buffer Overflow in SIGCOMP dissector cras...
Status: CLOSED NOTABUG
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20180206,reported=2...
: Security
Depends On: 1549278
Blocks: 1549310
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Reported: 2018-02-26 16:23 EST by Laura Pardo
Modified: 2018-03-16 05:14 EDT (History)
8 users (show)

See Also:
Fixed In Version: wireshark 2.4.5, wireshark 2.2.13
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Last Closed: 2018-03-16 05:13:51 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description Laura Pardo 2018-02-26 16:23:12 EST 
A flaw was found in Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, the SIGCOMP protocol dissector could crash. This was addressed in epan/dissectors/packet-sigcomp.c by validating operand offsets. 

External References:

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14398
https://www.wireshark.org/security/wnpa-sec-2018-10.html 

Upstream Patch:

https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=015e3399390b8b5
Comment 1 Laura Pardo 2018-02-26 16:23:37 EST 
Created wireshark tracking bugs for this issue:

Affects: fedora-all [bug 1549278]
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