CVE-2026-106582
Quick assessment
Affected
OpenBSD OpenSSH
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 OpenSSH 10.6 版本之前的 sshd 和 ssh 中，尽管 arXiv 2609.07709 文件《Crossing the Streams》的研究发现存在相关风险，但 LZ77 字典编码器仍被允许使用。
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I. Basic Information for CVE-2026-106582
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In sshd and ssh in OpenSSH before 10.6, an LZ77 dictionary coder can be used even though this is contraindicated by the arXiv 2609.07709 "Crossing the Streams" findings.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
隐蔽通道
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-106582
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-106582 (2)
Same Patch Batch · OpenBSD · 2026-10-06 · 10 CVEs total
| CVE-2026-106585 | 6.5 MEDIUM | OpenSSH 10.6前解压缩漏洞 |
| CVE-2026-106552 | 4.2 MEDIUM | OpenSSH sftp远程目录遍历漏洞 |
| CVE-2026-106587 | 3.6 LOW | OpenSSH 10.6前sshd配置项解析漏洞 |
| CVE-2026-106588 | 3.1 LOW | OpenSSH 10.6及以前macOS 27+沙盒丢失漏洞 |
| CVE-2026-106589 | 2.9 LOW | OpenSSH 10.6及以下版本权限提升漏洞 |
| CVE-2026-106584 | 2.5 LOW | OpenSSH<10.6证书过期时间错误 |
| CVE-2026-106586 | 2.5 LOW | OpenSSH <10.6 restricted关键字隧道转发绕过 |
| CVE-2026-106553 | 2.2 LOW | OpenSSH低于10.6版本GSSAPI凭证持久化漏洞 |
| CVE-2026-106555 | 2.2 LOW | OpenSSH <10.6 GSSAPI认证状态持久化漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2026-106582
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