CVE-2023-32629
Local privilege escalation vulnerability in Ubuntu Kernels overlayfs ovl_copy_up_meta_inode_data skip permission checks when calling ovl_do_setxattr on...
- Published
- Jul 26, 2023
- Updated
- Feb 13, 2025
- Assigning CNA
- canonical
- Evidence observed
- Aug 24, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 95.2%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Local privilege escalation vulnerability in Ubuntu Kernels overlayfs ovl_copy_up_meta_inode_data skip permission checks when calling ovl_do_setxattr on Ubuntu kernels
Sources
modules/exploits/linux/local/gameoverlay_privesc.rb
Metasploit Framework modulesDeclared conditions
- platform: Linux,Unix($.exploit_linux/local/gameoverlay_privesc.platform)
- verification: check_declared($.exploit_linux/local/gameoverlay_privesc.check)
A clean, interactive multi-step Local Privilege Escalation (LPE) exploit for Ubuntu OverlayFS (GameOver(lay)) that escapes the user namespace sandbox to drop a true host root shell.
Responsible use
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