HTTP: Linux Kernel Recvmmsg System Call Remote Code Execution
This signature detects attempts to exploit a known vulnerability against Linux kernel. A successful attack can lead to arbitrary code execution.
Extended Description
Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel before 4.5.2 allows remote attackers to execute arbitrary code via vectors involving a recvmmsg system call that is mishandled during error processing.
Affected Products
Linux linux_kernel
Short Name
HTTP:STC:DL:LINUX-KERNEL-SYS-CE
Severity
Critical
Recommended
False
Recommended Action
None
Category
HTTP
Keywords
CVE-2016-7117 Call Code Execution Kernel Linux Recvmmsg Remote System bid:93304
Release Date
06/16/2020
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
False Positive
Unknown
Vendors
Linux
Debian
Canonical
CVSS Score
10.0