Bug 1549277 (CVE-2018-7320) - CVE-2018-7320 wireshark: Heap-based Buffer Overflow in SIGCOMP dissector crash in packet-sigcomp.c
Summary: CVE-2018-7320 wireshark: Heap-based Buffer Overflow in SIGCOMP dissector cras...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2018-7320
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1549278
Blocks: 1549310
TreeView+ depends on / blocked
 
Reported: 2018-02-26 21:23 UTC by Laura Pardo
Modified: 2021-02-17 00:46 UTC (History)
8 users (show)

Fixed In Version: wireshark 2.4.5, wireshark 2.2.13
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2018-03-16 09:13:51 UTC
Embargoed:

Attachments (Terms of Use)

Description Laura Pardo 2018-02-26 21:23:12 UTC 
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 21:23:37 UTC 
Created wireshark tracking bugs for this issue:

Affects: fedora-all [bug 1549278]
Note You need to log in before you can comment on or make changes to this bug.