Bug 1549255 (CVE-2018-7334) - CVE-2018-7334 wireshark: out of bounds access in UMTS MAC dissector in packet-umts_mac.c
Summary: CVE-2018-7334 wireshark: out of bounds access in UMTS MAC dissector in packet...
Alias: CVE-2018-7334
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Whiteboard: impact=low,public=20180113,reported=2...
Keywords: Security
Depends On: 1549256
Blocks: 1549310
TreeView+ depends on / blocked
Reported: 2018-02-26 19:58 UTC by Laura Pardo
Modified: 2019-06-08 22:42 UTC (History)
8 users (show)

A denial of service flaw was found in the UMTS MAC dissector in Wireshark. A remote network attacker could potentially use this flaw to crash Wireshark by tricking it into processing a crafted packet.
Clone Of:
Last Closed: 2018-03-16 08:58:37 UTC

Attachments (Terms of Use)

Description Laura Pardo 2018-02-26 19:58:18 UTC
A flaw was found in Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, the UMTS MAC dissector could crash. This was addressed in epan/dissectors/packet-umts_mac.c by rejecting a certain reserved value. 

External References:


Upstream Patch:


Comment 1 Laura Pardo 2018-02-26 19:58:56 UTC
Created wireshark tracking bugs for this issue:

Affects: fedora-all [bug 1549256]

Note You need to log in before you can comment on or make changes to this bug.