CVE-2026-41312
pypdf: Manipulated FlateDecode predictor parameters can exhaust RAM
6.5
MEDIUM
CVSS 3.1
EPSS 0.23%
描述
pypdf is a free and open-source pure-python PDF library. An attacker who uses a vulnerability present in versions prior to 6.10.2 can craft a PDF which leads to the RAM being exhausted. This requires accessing a stream compressed using `/FlateDecode` with a `/Predictor` unequal 1 and large predictor parameters. This has been fixed in pypdf 6.10.2. As a workaround, one may apply the changes from the patch manually.
如何修補 CVE-2026-41312
要修補 CVE-2026-41312,請將受影響套件升級到下列已修補版本。
- —升級至 6.10.2 或更新版本
- —升級至 6.10.2 或更新版本
CVE-2026-41312 正在被利用嗎?
低 — EPSS 為 0.2%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 6.10.2
- from 0, < 6.10.2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |