The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free "an invalid pointer on an error path," which might allow remote attackers to cause a denial of service (crash) via unspecified vectors.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2012-11-30T22:00:00

Updated: 2024-08-06T20:42:53.678Z

Reserved: 2012-08-21T00:00:00

Link: CVE-2012-4561

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2012-11-30T22:55:01.720

Modified: 2017-08-29T01:32:19.277

Link: CVE-2012-4561

cve-icon Redhat

No data.