Bug 1760623 (CVE-2019-15161) - CVE-2019-15161 libpcap: Mishandled length values in reused variables
Summary: CVE-2019-15161 libpcap: Mishandled length values in reused variables
Keywords:
Status: NEW
Alias: CVE-2019-15161
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: 1760624
Blocks: 1760627
TreeView+ depends on / blocked
 
Reported: 2019-10-10 23:54 UTC by Pedro Sampaio
Modified: 2019-10-11 13:35 UTC (History)
5 users (show)

Fixed In Version: libpcap 1.9.1
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Description Pedro Sampaio 2019-10-10 23:54:47 UTC
rpcapd/daemon.c in libpcap before 1.9.1 mishandles certain length values because of reuse of a variable. This may open up an attack vector involving extra data at the end of a request.

Upstream patch:

https://github.com/the-tcpdump-group/libpcap/commit/617b12c0339db4891d117b661982126c495439ea

References:

https://github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES

Comment 1 Pedro Sampaio 2019-10-10 23:58:19 UTC
Created libpcap tracking bugs for this issue:

Affects: fedora-all [bug 1760624]


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