Bug 1771383 (CVE-2019-14463) - CVE-2019-14463 libmodbus: out-of-bounds read in MODBUS_FC_WRITE_MULTIPLE_COILS
Summary: CVE-2019-14463 libmodbus: out-of-bounds read in MODBUS_FC_WRITE_MULTIPLE_COILS
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2019-14463
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1771384 1771385
Blocks:
TreeView+ depends on / blocked
 
Reported: 2019-11-12 09:35 UTC by Dhananjay Arunesh
Modified: 2019-11-12 12:51 UTC (History)
3 users (show)

Fixed In Version: Libmodbus 3.0.7, Libmodbus 3.1.5
Doc Type: If docs needed, set a value
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Clone Of:
Environment:
Last Closed: 2019-11-12 12:51:18 UTC
Embargoed:

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Description Dhananjay Arunesh 2019-11-12 09:35:06 UTC 
An issue was discovered in libmodbus before 3.0.7 and 3.1.x before 3.1.5. There is an out-of-bounds read for the MODBUS_FC_WRITE_MULTIPLE_REGISTERS case, aka VD-1301.

Reference:
https://github.com/stephane/libmodbus/commit/5ccdf5ef79d742640355d1132fa9e2abc7fbaefc
https://libmodbus.org/2019/stable-and-development-releases/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HAGHQFJTJCMYHW553OUWJ3YIJR6PJHB7/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PRAQZXGAZY6UGWZ6CD33QEFLL7AWW233/
Comment 1 Dhananjay Arunesh 2019-11-12 09:35:28 UTC 
Created libmodbus tracking bugs for this issue:

Affects: epel-all [bug 1771385]
Affects: fedora-all [bug 1771384]
Comment 2 Product Security DevOps Team 2019-11-12 12:51:18 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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