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slackwareSlackware Linux ProjectSSA-2023-353-01
HistoryDec 19, 2023 - 9:31 p.m.

[slackware-security] libssh

2023-12-1921:31:02
Slackware Linux Project
www.slackware.com
13
slackware
libssh
security fix
command injection
downgrade attack
missing checks
cve-2023-6004
cve-2023-48795
cve-2023-6918
upgrade
installation instructions

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

7.1 High

AI Score

Confidence

Low

0.963 High

EPSS

Percentile

99.5%

New libssh packages are available for Slackware 14.2, 15.0, and -current to
fix security issues.

Here are the details from the Slackware 15.0 ChangeLog:

patches/packages/libssh-0.10.6-i586-1_slack15.0.txz: Upgraded.
This update fixes security issues:
Command injection using proxycommand.
Potential downgrade attack using strict kex.
Missing checks for return values of MD functions.
For more information, see:
https://vulners.com/cve/CVE-2023-6004
https://vulners.com/cve/CVE-2023-48795
https://vulners.com/cve/CVE-2023-6918
(* Security fix *)

Where to find the new packages:

Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the “Get Slack” section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/libssh-0.10.6-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/libssh-0.10.6-x86_64-1_slack14.2.txz

Updated package for Slackware 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/libssh-0.10.6-i586-1_slack15.0.txz

Updated package for Slackware x86_64 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/libssh-0.10.6-x86_64-1_slack15.0.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/l/libssh-0.10.6-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/l/libssh-0.10.6-x86_64-1.txz

MD5 signatures:

Slackware 14.2 package:
df594d833d2b61430550c4a6249e8e16 libssh-0.10.6-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
697e225933eb11593ee2db6dca0d38a8 libssh-0.10.6-x86_64-1_slack14.2.txz

Slackware 15.0 package:
122816350a43ac336e1f48fcf3c0b2aa libssh-0.10.6-i586-1_slack15.0.txz

Slackware x86_64 15.0 package:
09688c662806fcfbc8b7f2b3bf408674 libssh-0.10.6-x86_64-1_slack15.0.txz

Slackware -current package:
c3a0ff73b4a2d523f99a5e06b4b8df75 l/libssh-0.10.6-i586-1.txz

Slackware x86_64 -current package:
01fba0c880daaf7536dcf31cc5553708 l/libssh-0.10.6-x86_64-1.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg libssh-0.10.6-i586-1_slack15.0.txz

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

7.1 High

AI Score

Confidence

Low

0.963 High

EPSS

Percentile

99.5%