| Summary | Software installed and run as a non-privileged user may conduct improper GPU system calls to cause an error path leading to UAF of GPU page tables. The vulnerability allows physical memory allocated for MMU page tables to be used after being freed. This was caused by an error path that would not cleanup properly before freeing the physical allocation. |
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| Publication Date | June 19, 2026, 7:16 p.m. |
| Registration Date | June 27, 2026, 4:04 a.m. |
| Last Update | June 23, 2026, 5:40 a.m. |
| CVSS3.1 : HIGH | |
| スコア | 7.7 |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
| 攻撃元区分(AV) | ローカル |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃に必要な特権レベル(PR) | 不要 |
| 利用者の関与(UI) | 不要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | なし |
| 完全性への影響(I) | 高 |
| 可用性への影響(A) | 高 |