FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

chicken -- multiple vulnerabilities

Affected packages
		chicken	<	4.12,1

Details

VuXML ID	c6932dd4-eaff-11e6-9ac1-a4badb2f4699
Discovery	2016-08-12
Entry	2017-02-04
Modified	2017-03-05

Peter Bex reports:

A buffer overflow error was found in the POSIX unit's procedures process-execute and process-spawn.

Additionally, a memory leak existed in this code, which would be triggered when an error is raised during argument and environment processing.

[source]

Irregex versions before 0.9.6 contain a resource exhaustion vulnerability: when compiling deeply nested regexes containing the "+" operator due to exponential expansion behaviour.

[source]

References

CVE Name	CVE-2016-6830
CVE Name	CVE-2016-6831
CVE Name	CVE-2016-9954
FreeBSD PR	ports/216661
URL	http://lists.nongnu.org/archive/html/chicken-announce/2016-08/msg00001.html