UDP: Linux Kernel TIPC Heap Buffer Overflow
This signature detects attempts to exploit a known vulnerability against TIPC module of the Linux Kernel. A successful attack can lead to a buffer overflow and arbitrary remote code execution within the context of the kernel.
Extended Description
An issue was discovered in net/tipc/crypto.c in the Linux kernel before 5.14.16. The Transparent Inter-Process Communication (TIPC) functionality allows remote attackers to exploit insufficient validation of user-supplied sizes for the MSG_CRYPTO message type.
Affected Products
Linux linux_kernel
Short Name
UDP:LINUX-KERNEL-TIPC-OVERFLOW
Severity
Major
Recommended
False
Recommended Action
Drop
Category
UDP
Keywords
Buffer CVE-2021-43267 CVE-2022-0435 Heap Kernel Linux Overflow TIPC
Release Date
02/01/2022
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3590
Port
UDP/6118
False Positive
Unknown
Vendors
Fedoraproject
Linux
CVSS Score
7.5
9.0