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CVE-2012-4559

CVE-2012-4559

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

EPSS 5.2% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • n/a

    Versions
    • n/a: Affected

    No fix published

  • libssh Debian:12

    Affected ranges
    • ECOSYSTEM: < 0.5.3-1

    Update to 0.5.3-1

  • libssh Debian:13

    Affected ranges
    • ECOSYSTEM: < 0.5.3-1

    Update to 0.5.3-1

  • libssh Debian:14

    Affected ranges
    • ECOSYSTEM: < 0.5.3-1

    Update to 0.5.3-1

Original sources

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