A memory corruption flaw exists in Juniper Junos. This issue is triggered when the IPv6 flow sessions is freed on to the central point certain sessions statistics are updated. This may result in a memory corruption. This may potentially allow an attacker to execute arbitrary code.
Upgrade to version 10.4R7, 11.1R5, 11.2R2, 11.4R1 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.