CVE-2022-48711
A vulnerability in the Linux kernel's Transparent Inter-Process Communication (TIPC) module allows for improper validation of received network data. This flaw can lead to a stack overflow when processing certain network topology records.
An official fix is available, so this entry is kept for 30 days and then removed automatically.
Who is affected
Users running Linux kernel version 5.17 or other affected versions of the Linux kernel that utilize the TIPC module.
Real-world impact
An attacker could potentially crash the system or execute malicious code by sending specially crafted network messages that overwhelm the system's memory stack.
Why this severity
The critical score reflects that the vulnerability is easy to exploit remotely over a network without any user interaction or authentication, potentially leading to a total loss of confidentiality, integrity, and availability.
What to do about it
- 01Update the Linux kernel to a version that includes the fix for CVE-2022-48711.
NVD-referenced vendor advisory
Timeline
- Jun 20, 2024 · Jun 20, 2024PublishedDisclosed and added to the National Vulnerability Database.
- Aug 4, 2026 · 2d agoAdvisory updatedThe NVD record was last revised.
- Aug 5, 2026 · 1d agoOfficial fix availableA vendor patch or mitigation now exists — see the remediation steps above.
How it’s attacked
References & advisories
- git.kernel.org/stable/c/175db196e45d6f0e60…patch
- git.kernel.org/stable/c/1f1788616157b0222b…patch
- git.kernel.org/stable/c/3c7e5943553594f68b…patch
- git.kernel.org/stable/c/59ff7514f8c56f166a…patch
- git.kernel.org/stable/c/9aa422ad326634b763…patch
- git.kernel.org/stable/c/d692e3406e052dbf9f…patch
- git.kernel.org/stable/c/f1af11edd08dd8376f…patch
- git.kernel.org/stable/c/fde4ddeadd099bf9fb…patch