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CVE-2023-2640 PoC — Canonical Ubuntu Linux 安全漏洞

Source
https://github.com/projectdiscovery/nuclei-templates/blob/main/code/cves/2023/CVE-2023-2640.yaml
Associated Vulnerability
Title:Canonical Ubuntu Linux 安全漏洞 (CVE-2023-2640)
Description:On Ubuntu kernels carrying both c914c0e27eb0 and "UBUNTU: SAUCE: overlayfs: Skip permission checking for trusted.overlayfs.* xattrs", an unprivileged user may set privileged extended attributes on the mounted files, leading them to be set on the upper files without the appropriate security checks.
Description
A local privilege escalation vulnerability has been discovered in the OverlayFS module of the Ubuntu kernel. This vulnerability could allow an attacker with local access to escalate their privileges, potentially gaining root-like access to the system.
File Snapshot

 id: CVE-2023-2640

info:
  name: GameOver(lay) - Local Privilege Escalation in Ubuntu Kernel
  autho

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