CVE-2019-17178

Description

HuffmanTree_makeFromFrequencies in lodepng.c in LodePNG through 2019-09-28, as used in WinPR in FreeRDP and other products, has a memory leak because a supplied realloc pointer (i.e., the first argument to realloc) is also used for a realloc return value.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.83% Top 30%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/FreeRDP/FreeRDP/issues/5645 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00004.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00005.html third party advisory vendor advisory
https://github.com/FreeRDP/FreeRDP/commit/9fee4ae076b1ec97b97efb79ece08d1dab4df29a patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-17178?
CVE-2019-17178 has been scored as a high severity vulnerability.
How to fix CVE-2019-17178?
To fix CVE-2019-17178, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-17178 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-17178 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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