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.
CVSS Details
- CVSS 3.1 Base Score: 9.8
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade libssh | Aug 30, 2017 | Nov 30, 2012 |
| Debian | — | Upgrade libssh | Jul 30, 2024 | Nov 30, 2012 |
| Gentoo Linux | — | Upgrade net-libs/libssh. | Oct 30, 2017 | Nov 30, 2012 |
| Suse | — | Upgrade libssh-develUpgrade libssh4Upgrade libssh-configUpgrade libssh4-32bitUpgrade libssh-devel-doc | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade libssh-4 | Nov 8, 2024 | Nov 30, 2012 |
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