REDHAT-BUG-2045571: Buffer Overflow
Published Jan 25, 2022
·Updated
A flaw was found in libmodbus. A heap-based buffer overflow in modbusreceivemsg.
References:
https://github.com/stephane/libmodbus/issues/614
Affected Software
1 affected component
libmodbus libmodbus
Event History
Jan 25, 2022
Data Sourced
via Red Hat·05:32 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of REDHAT-BUG-2045571?
The severity of REDHAT-BUG-2045571 is classified as critical due to the potential for a heap-based buffer overflow.
2
How do I fix REDHAT-BUG-2045571?
To fix REDHAT-BUG-2045571, update to the latest patched version of libmodbus that addresses the heap-based buffer overflow issue.
3
What are the potential impacts of REDHAT-BUG-2045571?
The potential impacts of REDHAT-BUG-2045571 include denial of service or remote code execution due to the buffer overflow.
4
Which versions of libmodbus are affected by REDHAT-BUG-2045571?
Versions of libmodbus prior to the fix for REDHAT-BUG-2045571 are potentially affected by this vulnerability.
5
Is there a workaround for REDHAT-BUG-2045571 before applying a patch?
Currently, there are no recommended workarounds for REDHAT-BUG-2045571, and applying the patch is the best solution.