CVE-2021-21838
8.8
HIGH
CVSS 3.1
EPSS 2.0%
描述
Multiple exploitable integer overflow vulnerabilities exist within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input can cause an integer overflow due to unchecked arithmetic resulting in a heap-based buffer overflow that causes memory corruption. An attacker can convince a user to open a video to trigger this vulnerability.
如何修補 CVE-2021-21838
要修補 CVE-2021-21838,請將受影響套件升級到下列已修補版本。
- —升級至 1.0.1+dfsg1-4+deb11u1 或更新版本
CVE-2021-21838 正在被利用嗎?
低 — EPSS 為 2.0%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 1.0.1+dfsg1-4+deb11u1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |