Coverage › CVE-2023-0266
CVE-2023-0266 Unmapped
Linux Kernel Use-After-Free Vulnerability
- Vendor / product
- Linux — Kernel
- Description (CISA)
- Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user.
- Added to KEV
- 2023-03-30
- Due date
- 2023-04-20
- Required action
- Apply updates per vendor instructions.
- Known ransomware use
- Unknown
- CWE
- CWE-416
- CISA notes
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-5.10/alsa-pcm-move-rwsem-lock-inside-snd_ctl_elem_read-to-prevent-uaf.patch?id=72783cf35e6c55bca84c4bb7b776c58152856fd4
https://nvd.nist.gov/vuln/detail/CVE-2023-0266 - Elsewhere
- cve.org · NVD · CISA KEV · JSON
ATT&CK techniques
No public source states how this vulnerability is exploited in ATT&CK terms.
The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2023-0266. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE (CWE-416) — here is why — and does not guess.
This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.