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CVE-2025-15661 libssh2 - Heap Buffer Over-read via sftp_symlink() in sftp.c

🗓️ 18 Jun 2026 20:18:29Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 20 Views

Libssh2 heap over-read via sftp_symlink from crafted name responses enables memory disclosure or crash.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2025-15661
18 Jun 202620:18
attackerkb
AlpineLinux
CVE-2025-15661
18 Jun 202620:18
alpinelinux
Circl
CVE-2025-15661
18 Jun 202621:18
circl
CVE
CVE-2025-15661
18 Jun 202620:18
cve
Debian
[SECURITY] [DSA 6365-1] libssh2 security update
25 Jun 202618:20
debian
Debian CVE
CVE-2025-15661
18 Jun 202620:18
debiancve
Tenable Nessus
Debian dsa-6365 : libssh2-1-dev - security update
26 Jun 202600:00
nessus
Tenable Nessus
Fedora 44 : libssh2 (2026-ca858b3ed8)
29 Jun 202600:00
nessus
Tenable Nessus
Ubuntu 24.04 LTS / 25.10 / 26.04 LTS : libssh2 vulnerabilities (USN-8486-1)
3 Jul 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2025-15661
20 Jun 202600:00
nessus
Rows per page
[
  {
    "defaultStatus": "affected",
    "vendor": "libssh2",
    "product": "libssh2",
    "repo": "https://github.com/libssh2/libssh2",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "1.11.1"
      },
      {
        "status": "unaffected",
        "version": "2dae3024897e1898d389835151f4e9606227721d",
        "versionType": "git"
      }
    ]
  }
]

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