During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service. This affects both direct users of crypto/x509 and users of crypto/tls.
総合評価: CVE-2026-32280 は中リスク(40.4/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 0.37%、29 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 | 0.01% | 0.37% | +0.36% |
| 2 | 2026-04-08 | — | 0.01% | — |
EPSS の全履歴 (全 2 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 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2026-32280: 1 source package rows (go); 100 state rows across 2 repos (3.23-community, edge-community); fixed 2, open 98. | https://security.alpinelinux.org/vuln/CVE-2026-32280 |
debian
|
not yet assigned | CVE-2026-32280 not yet assigned priority: Debian including 5 source packages (golang-1.15, golang-1.19, golang-1.24, golang-1.25, golang-1.26), 7 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 4, open 3. | https://security-tracker.debian.org/tracker/CVE-2026-32280 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2026-32280 |
suse
|
high | CVE-2026-32280 severity important: SUSE including 17 source package names (go, go-doc, …), 106 product×package rows across 16 product lines (SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS, SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS, … (16 product lines)): Fixed 80, Known Not Affected 26. | https://www.suse.com/security/cve/CVE-2026-32280/ |
ubuntu
|
medium | CVE-2026-32280 medium priority: Ubuntu including 16 source packages (golang, golang-1.10, …), 82 status rows across 8 suites (bionic, focal, jammy, noble, questing, trusty, upstream, xenial): needs-triage 49, DNE 33. | https://ubuntu.com/security/CVE-2026-32280 |
| URL | タグ |
|---|---|
| https://go.dev/cl/758320 | Patch |
| https://go.dev/issue/78282 | Issue Tracking |
| https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU | Mailing List Release Notes |
| https://pkg.go.dev/vuln/GO-2026-4947 | Vendor Advisory |