DEBIAN-CVE-2012-4559

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Source
https://security-tracker.debian.org/tracker/CVE-2012-4559
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-4559.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2012-4559
Upstream
Published
2012-11-30T22:55:01Z
Modified
2025-09-19T06:05:24Z
Summary
[none]
Details

Multiple double free vulnerabilities in the (1) agentsigndata function in agent.c, (2) channelrequest function in channels.c, (3) sshuserauthpubkey function in auth.c, (4) sftpparseattr3 function in sftp.c, and (5) trypublickeyfrom_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.

References

Affected packages

Debian:11 / libssh

Package

Name
libssh
Purl
pkg:deb/debian/libssh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.5.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / libssh

Package

Name
libssh
Purl
pkg:deb/debian/libssh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.5.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / libssh

Package

Name
libssh
Purl
pkg:deb/debian/libssh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.5.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / libssh

Package

Name
libssh
Purl
pkg:deb/debian/libssh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.5.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}