Red Hat Security Advisory

RHSA-2019:0679

libssh2 security update

Released 2019-03-28 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Enterprise Linux Client (v. 7) libssh2-1.4.3-12.el7_6.2
Red Hat Enterprise Linux Client Optional (v. 7) libssh2-devel-1.4.3-12.el7_6.2, libssh2-docs-1.4.3-12.el7_6.2
Red Hat Enterprise Linux ComputeNode (v. 7) libssh2-1.4.3-12.el7_6.2
Red Hat Enterprise Linux ComputeNode Optional (v. 7) libssh2-devel-1.4.3-12.el7_6.2, libssh2-docs-1.4.3-12.el7_6.2
Red Hat Enterprise Linux Server (v. 7) libssh2-1.4.3-12.el7_6.2, libssh2-1.4.3-12.el7_6.2.ppc
Red Hat Enterprise Linux Server Optional (v. 7) libssh2-devel-1.4.3-12.el7_6.2, libssh2-devel-1.4.3-12.el7_6.2.ppc, libssh2-docs-1.4.3-12.el7_6.2
Red Hat Enterprise Linux Workstation (v. 7) libssh2-1.4.3-12.el7_6.2
Red Hat Enterprise Linux Workstation Optional (v. 7) libssh2-devel-1.4.3-12.el7_6.2, libssh2-docs-1.4.3-12.el7_6.2
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) libssh2-1.4.3-12.el7_6.2
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) libssh2-devel-1.4.3-12.el7_6.2, libssh2-docs-1.4.3-12.el7_6.2

Fixes 4 records

TI-2019-02865 CVE-2019-3855 · GHSA-hhcg-w86v-64g8

Integer overflow in libssh2

MEDIUM 52

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way packets are read from the server.

CVSS 3.1HIGH 8.8 Network No auth User interaction EPSS 0.09294 Published 2019-03-21 Partial fix CWE-190

TI-2019-02867 CVE-2019-3857 · GHSA-mq4f-qjqv-2ff5

Integer overflow in libssh2

MEDIUM 49

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit signal are parsed.

CVSS 3.1HIGH 8.8 Network No auth User interaction EPSS 0.06131 Published 2019-03-25 Partial fix CWE-190

TI-2019-02866 CVE-2019-3856 · GHSA-w4mw-p8mf-732j

Integer overflow in libssh2

MEDIUM 49

An integer overflow flaw, which could lead to an out of bounds write, was discovered in libssh2 before 1.8.1 in the way keyboard prompt requests are parsed.

CVSS 3.1HIGH 8.8 Network No auth User interaction EPSS 0.06131 Published 2019-03-25 Partial fix CWE-190

TI-2019-02873 CVE-2019-3863 · GHSA-h63q-2463-x5hq

Integer overflow in libssh2

MEDIUM 46

A flaw was found in libssh2 before 1.8.1 creating a vulnerability on the SSH client side.

CVSS 3.0HIGH 8.8 Network No auth User interaction EPSS 0.03437 Published 2019-03-25 Partial fix CWE-190