CVE-2026-59848

Discovered by AISLEPUBLISHED

Description

A flaw was found in libssh. A malicious SFTP server can send responses for unknown request IDs that libssh clients keep queued indefinitely, causing unbounded memory growth and client-side denial of service.

CVSS Base Scores

CVSS v3.1(Primary)
5.3

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products

VendorProductVersionStatus
Red HatRed Hat Hardened Images0.12.1-4.hum1unaffected
Red HatRed Hat Enterprise Linux 100.12.1-4.hum1unaffected
Red HatRed Hat Enterprise Linux 80.12.1-4.hum1unaffected
Red HatRed Hat Enterprise Linux 90.12.1-4.hum1unaffected

Credits

  • Red Hat would like to thank Aisle Research for reporting this issue.

References