CVE-2015-6242
EPSS 0.57%
Description
The wmem_block_split_free_chunk function in epan/wmem/wmem_allocator_block.c in the wmem block allocator in the memory manager in Wireshark 1.12.x before 1.12.7 does not properly consider a certain case of multiple realloc operations that restore a memory chunk to its original size, which allows remote attackers to cause a denial of service (incorrect free operation and application crash) via a crafted packet.
How to fix CVE-2015-6242
To remediate CVE-2015-6242, upgrade the affected package to a fixed version below.
- Debian/wireshark—upgrade to 1.12.7+g7fc8978-1 or later
Is CVE-2015-6242 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.12.7+g7fc8978-1