CVE-2015-6242

描述

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.

如何修補 CVE-2015-6242

要修補 CVE-2015-6242,請將受影響套件升級到下列已修補版本。

• Debian/wireshark—升級至 1.12.7+g7fc8978-1 或更新版本

CVE-2015-6242 正在被利用嗎?

低 — EPSS 為 0.6%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 1.12.7+g7fc8978-1

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2015-6242