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CVE-2012-4559
Published: Nov 30, 2012
Modified: Aug 6, 2024
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://bugzilla.redhat.com/show_bug.cgi?id=871612
x_refsource_MISC
DSA-2577
vendor-advisory
x_refsource_DEBIAN
MDVSA-2012:175
vendor-advisory
x_refsource_MANDRIVA
USN-1640-1
vendor-advisory
x_refsource_UBUNTU
openSUSE-SU-2013:0130
vendor-advisory
x_refsource_SUSE
openSUSE-SU-2012:1622
vendor-advisory
x_refsource_SUSE
libssh-code-execution(80218)
vdb-entry
x_refsource_XF
FEDORA-2012-18610
vendor-advisory
x_refsource_FEDORA
openSUSE-SU-2012:1620
vendor-advisory
x_refsource_SUSE
[oss-security] 20121120 libssh 0.5.3 release fixes multiple security issues
mailing-list
x_refsource_MLIST
FEDORA-2012-18677
vendor-advisory
x_refsource_FEDORA
56604
vdb-entry
x_refsource_BID
http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/
x_refsource_CONFIRM
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