Description
Multiple double free vulnerabilities in the (1) agent_sign_data function in agent.c, (2) channel_request function in channels.c, (3) ssh_userauth_pubkey function in auth.c, (4) sftp_parse_attr_3 function in sftp.c, and (5) try_publickey_from_file function in keyfiles.c in libssh before 0.5.3 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DSA |
DSA-2577-1 | libssh security update |
EUVD |
EUVD-2012-4487 | Multiple double free vulnerabilities in the (1) agent_sign_data function in agent.c, (2) channel_request function in channels.c, (3) ssh_userauth_pubkey function in auth.c, (4) sftp_parse_attr_3 function in sftp.c, and (5) try_publickey_from_file function in keyfiles.c in libssh before 0.5.3 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors. |
Ubuntu USN |
USN-1640-1 | libssh vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-06T20:42:54.503Z
Reserved: 2012-08-21T00:00:00.000Z
Link: CVE-2012-4559
No data.
Status : Modified
Published: 2012-11-30T22:55:01.643
Modified: 2026-04-29T01:13:23.040
Link: CVE-2012-4559
No data.
OpenCVE Enrichment
No data.
Weaknesses
Debian DSA
EUVD
Ubuntu USN