GHSA-mvg9-xffr-p774 · 深刻度： high · エコシステム： pip — Out of bounds read in Pillow
An issue was discovered in Pillow before 8.1.1. In TiffDecode.c, there is an out-of-bounds read in TiffreadRGBATile via invalid tile boundaries.
総合評価: CVE-2021-25291 は中リスク（55.2/100）。CVSS 深刻度は高。悪用される可能性が高い（EPSS 1.43%、69 パーセンタイル） 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置（高いほど相対的に深刻）を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.54% | 1.43% | +0.89% |
| 2 | 2025-03-30 | 1.82% | 0.54% | -1.29% |
| 3 | 2025-03-29 | — | 1.82% | — |
EPSS の全履歴 （全 10 件）
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
GHSA-mvg9-xffr-p774 · 深刻度： high · エコシステム： pip — Out of bounds read in Pillow
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
high | CVE-2021-25291: 1 source package rows (py3-pillow); 8 state rows across 8 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community, edge-main); fixed 8, open 0. | https://security.alpinelinux.org/vuln/CVE-2021-25291 |
debian
|
not yet assigned | CVE-2021-25291 not yet assigned priority: Debian including 1 source packages (pillow), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2021-25291 |
gentoo
|
normal | CVE-2021-25291: 1 GLSA(s) (202107-33), 1 atom(s) (dev-python/pillow); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2021-25291 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2021-25291 |
suse
|
high | CVE-2021-25291 severity important: SUSE including 20 source package names (python-Pillow, python3-CairoSVG-2.5.1-lp152.2.3.1, …), 25 product×package rows across 10 product lines (HPE Helion OpenStack 8, SUSE Linux Enterprise Module for Python 3 15 SP6, … (10 product lines)): Fixed 19, Known Not Affected 6. | https://www.suse.com/security/cve/CVE-2021-25291/ |
ubuntu
|
medium | CVE-2021-25291 medium priority: Ubuntu including 3 source packages (pillow, pillow-python2, python-imaging), 48 status rows across 16 suites (bionic, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): DNE 28, not-affected 13, needs-triage 3, released 3, ignored 1. | https://ubuntu.com/security/CVE-2021-25291 |
| URL | タグ |
|---|---|
| https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html | Release Notes Vendor Advisory |
| https://security.gentoo.org/glsa/202107-33 | Third Party Advisory |