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redhatRedHatRHSA-2022:2031
HistoryMay 10, 2022 - 8:14 a.m.

(RHSA-2022:2031) Low: libssh security, bug fix, and enhancement update

2022-05-1008:14:06
access.redhat.com
39
libssh
ssh protocol
security fix
heap-based buffer overflow
rekeying
cve-2021-3634
red hat enterprise linux 8.6 release notes

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.006

Percentile

78.6%

JSON

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications.

The following packages have been upgraded to a later upstream version: libssh (0.9.6). (BZ#1896651)

Security Fix(es):

  • libssh: possible heap-based buffer overflow when rekeying (CVE-2021-3634)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.6 Release Notes linked from the References section.

OSVersionArchitecturePackageVersionFilename
RedHat8s390xlibssh-devel< 0.9.6-3.el8libssh-devel-0.9.6-3.el8.s390x.rpm
RedHat8i686libssh< 0.9.6-3.el8libssh-0.9.6-3.el8.i686.rpm
RedHat8x86_64libssh-debugsource< 0.9.6-3.el8libssh-debugsource-0.9.6-3.el8.x86_64.rpm
RedHat8ppc64lelibssh-devel< 0.9.6-3.el8libssh-devel-0.9.6-3.el8.ppc64le.rpm
RedHat8i686libssh-devel< 0.9.6-3.el8libssh-devel-0.9.6-3.el8.i686.rpm
RedHat8aarch64libssh-debugsource< 0.9.6-3.el8libssh-debugsource-0.9.6-3.el8.aarch64.rpm
RedHat8i686libssh-debuginfo< 0.9.6-3.el8libssh-debuginfo-0.9.6-3.el8.i686.rpm
RedHat8aarch64libssh-devel< 0.9.6-3.el8libssh-devel-0.9.6-3.el8.aarch64.rpm
RedHat8s390xlibssh< 0.9.6-3.el8libssh-0.9.6-3.el8.s390x.rpm
RedHat8ppc64lelibssh< 0.9.6-3.el8libssh-0.9.6-3.el8.ppc64le.rpm
Rows per page:
1-10 of 211

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CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.006

Percentile

78.6%

JSON
Related for RHSA-2022:2031
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