CVE-2023-4135
6.5
MEDIUM
CVSS 3.1
EPSS 0.41%
描述
A heap out-of-bounds memory read flaw was found in the virtual nvme device in QEMU. The QEMU process does not validate an offset provided by the guest before computing a host heap pointer, which is used for copying data back to the guest. Arbitrary heap memory relative to an allocated buffer can be disclosed.
如何修補 CVE-2023-4135
要修補 CVE-2023-4135,請將受影響套件升級到下列已修補版本。
- Debian/qemu—升級至 1:8.0.4+dfsg-2 或更新版本
CVE-2023-4135 正在被利用嗎?
低 — EPSS 為 0.4%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 1:8.0.4+dfsg-2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |