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Mageia 9 libssh Important Multiple Security Risks CVE-2025-4877

mageia
Calendar Grey June 10, 2026
Dist Mageia Esm H88
Important update for Mageia libssh vulnerabilities published on Jun 10, 2026, highlighting critical security issues to address.
Security update

Summary

Description: CVE-2025-4877 Write beyond bounds in binary to base64 conversion functions CVE-2025-4878 Use of uninitialized variable in privatekey_from_file() CVE-2025-5318 Likely read beyond bounds in sftp server handle management CVE-2025-5351 Double free in functions exporting keys CVE-2025-5372 ssh_kdf() returns a success code on certain failures CVE-2025-5449 Likely read beyond bounds in sftp server message decoding CVE-2025-5987 Invalid return code for chacha20 poly1305 with OpenSSL backend

References

- https://bugs.mageia.org/show_bug.cgi?id=34405

- https://www.openwall.com/lists/oss-security/2025/06/27/2

- https://www.cve.org/CVERecord?id=CVE-2025-4877

- https://www.cve.org/CVERecord?id=CVE-2025-4878

- https://www.cve.org/CVERecord?id=CVE-2025-5318

- https://www.cve.org/CVERecord?id=CVE-2025-5351

- https://www.cve.org/CVERecord?id=CVE-2025-5372

- https://www.cve.org/CVERecord?id=CVE-2025-5449

- https://www.cve.org/CVERecord?id=CVE-2025-5987

Topics%20covered

Topics Covered

security advisory buffer overflow code execution important libssh Mageia

Resolution

SRPMS

- 9/core/libssh-0.10.6-1.1.mga9

Severity
important
Lowest
Low
Medium
High
Critical

Publication date: 10 Jun 2026
URL: https://advisories.mageia.org/MGASA-2026-0189.html
Type: security
CVE: CVE-2025-4877, CVE-2025-4878, CVE-2025-5318, CVE-2025-5351, CVE-2025-5372, CVE-2025-5449, CVE-2025-5987

Topics%20covered

Topics Covered

security advisory buffer overflow code execution important libssh Mageia

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