CVE-2023-21400
In multiple functions of io_uring.c, there is a possible kernel memory corruption due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.
- Affected products
- Astra Linux, Linuxmint, Linux Kernel, Suse, Ubuntu
- Google Android
- All versions
- CVSS 3.1
- 6.7 MEDIUM
- EPSS
- 0.3% (17th percentile)
- Weakness
- CWE-667
- NVD status
- Modified
- Published
- 2023-07-12
CVE-2023-21400 at NVD
No indexed exploits for CVE-2023-21400 yet
Our index is partial: it proves presence, never absence
No exploit for CVE-2023-21400 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.