New CloudLinux 5 Kernel Released to Patch Important Use-After-Free Vulnerability

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  • Post Updated: April 3, 2024

CloudLinux’s Mykola Naugolnyi is informing users of the CloudLinux 5 series of server-oriented operating systems based on Red Hat Enterprise Linux 5 about the availability of a new kernel update that patches an important security vulnerability.

The vulnerability, CVE-2016-7117, was discovered and patched upstream, for all supported Red Hat Enterprise Linux releases, and it appears to be a use-after-free security flaw in the socket recvmmsg subsystem of the Linux kernel, which could allow a remote attacker to execute malicious code or corrupt memory on the affected host.

“A use-after-free vulnerability was found in the kernels socket recvmmsg subsystem. This may allow remote attackers to corrupt memory and may allow execution of arbitrary code. This corruption takes place during the error handling routines within __sys_recvmmsg() function,” reads the <a href="https://a… (read more)

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