- Issued:
- 2019-08-06
- Updated:
- 2019-08-06
RHSA-2019:2143 - Security Advisory
Synopsis
Low: openssh security, bug fix, and enhancement update
Type/Severity
Security Advisory: Low
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
Topic
An update for openssh is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server.
Security Fix(es):
- openssh: User enumeration via malformed packets in authentication requests (CVE-2018-15473)
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 7.7 Release Notes linked from the References section.
Solution
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing this update, the OpenSSH server daemon (sshd) will be restarted automatically.
Affected Products
- Red Hat Enterprise Linux Server 7 x86_64
- Red Hat Enterprise Linux Workstation 7 x86_64
- Red Hat Enterprise Linux Desktop 7 x86_64
- Red Hat Enterprise Linux for IBM z Systems 7 s390x
- Red Hat Enterprise Linux for Power, big endian 7 ppc64
- Red Hat Enterprise Linux for Scientific Computing 7 x86_64
- Red Hat Enterprise Linux for Power, little endian 7 ppc64le
Fixes
- BZ - 1583735 - Permission denied reading authorized_keys when setting AuthorizedKeysCommand
- BZ - 1619063 - CVE-2018-15473 openssh: User enumeration via malformed packets in authentication requests
- BZ - 1712053 - tmux session not attached automatically during manual installation on s390x
- BZ - 1722446 - openssh FIPS cipher list has an extra comma in it
CVEs
Note:
More recent versions of these packages may be available.
Click a package name for more details.
Red Hat Enterprise Linux Server 7
| SRPM | |
|---|---|
| openssh-7.4p1-21.el7.src.rpm | SHA-256: 4a8516862279b86c61c2a41530d0d36d4781ecdc17c0ec34d0b9b35a6bca1374 |
| x86_64 | |
| openssh-7.4p1-21.el7.x86_64.rpm | SHA-256: 290ccc1f3e22a77ce692e451a70d7483a358b38358f908b622e85ce93b9d12db |
| openssh-askpass-7.4p1-21.el7.x86_64.rpm | SHA-256: 54517902309d6eced50959da0f58555367b3b4fb6adc8ce105afbd3351c92c46 |
| openssh-cavs-7.4p1-21.el7.x86_64.rpm | SHA-256: ff38bf38246213ae01a2be078e21b19bc5873db084da7e0f32a0561cdd2cc0be |
| openssh-clients-7.4p1-21.el7.x86_64.rpm | SHA-256: 364fdd8fbeafbc36f07ba45d00a5f556a39f0386ee075ef00b9203dc496baf81 |
| openssh-debuginfo-7.4p1-21.el7.i686.rpm | SHA-256: 952b4b363608c0528ebbf6f1e568d77de33689ed420a7dd70421f78c1e2bb5d1 |
| openssh-debuginfo-7.4p1-21.el7.x86_64.rpm | SHA-256: fa85dcb3339cb821a8b92ed48d38dd6b623fd965187030bd6c7b5e4dd32f0649 |
| openssh-debuginfo-7.4p1-21.el7.x86_64.rpm | SHA-256: fa85dcb3339cb821a8b92ed48d38dd6b623fd965187030bd6c7b5e4dd32f0649 |
| openssh-keycat-7.4p1-21.el7.x86_64.rpm | SHA-256: 69484b156f81d5aa9256f6fe151c6ee0553e7e697c6979b4774516eb9f9d3abd |
| openssh-ldap-7.4p1-21.el7.x86_64.rpm | SHA-256: 620543a3426608af9f48fe759640a6da3b37e31f661f182f47085343c610e9b1 |
| openssh-server-7.4p1-21.el7.x86_64.rpm | SHA-256: d4b2de8f877b5c86b4c6751fbfba32d805bff4ecbb6183831888c833fb1af967 |
| openssh-server-sysvinit-7.4p1-21.el7.x86_64.rpm | SHA-256: f7f1113b4a36eb0d97115b3b40e61ca1465752d9106b7d19ac3bff6d9a9b725e |
| pam_ssh_agent_auth-0.10.3-2.21.el7.i686.rpm | SHA-256: 66dc0de44fb62b11c81bbf214afa81559e3e24fffb60500b64842c364228bf89 |
| pam_ssh_agent_auth-0.10.3-2.21.el7.x86_64.rpm | SHA-256: b4226425a2125d74be20093edaaa6d5695fb7002ac7cef9d3276ca50d73a2c48 |
Red Hat Enterprise Linux Workstation 7
| SRPM | |
|---|---|
| openssh-7.4p1-21.el7.src.rpm | SHA-256: 4a8516862279b86c61c2a41530d0d36d4781ecdc17c0ec34d0b9b35a6bca1374 |
| x86_64 | |
| openssh-7.4p1-21.el7.x86_64.rpm | SHA-256: 290ccc1f3e22a77ce692e451a70d7483a358b38358f908b622e85ce93b9d12db |
| openssh-askpass-7.4p1-21.el7.x86_64.rpm | SHA-256: 54517902309d6eced50959da0f58555367b3b4fb6adc8ce105afbd3351c92c46 |
| openssh-cavs-7.4p1-21.el7.x86_64.rpm | SHA-256: ff38bf38246213ae01a2be078e21b19bc5873db084da7e0f32a0561cdd2cc0be |
| openssh-clients-7.4p1-21.el7.x86_64.rpm | SHA-256: 364fdd8fbeafbc36f07ba45d00a5f556a39f0386ee075ef00b9203dc496baf81 |
| openssh-debuginfo-7.4p1-21.el7.i686.rpm | SHA-256: 952b4b363608c0528ebbf6f1e568d77de33689ed420a7dd70421f78c1e2bb5d1 |
| openssh-debuginfo-7.4p1-21.el7.x86_64.rpm | SHA-256: fa85dcb3339cb821a8b92ed48d38dd6b623fd965187030bd6c7b5e4dd32f0649 |
| openssh-debuginfo-7.4p1-21.el7.x86_64.rpm | SHA-256: fa85dcb3339cb821a8b92ed48d38dd6b623fd965187030bd6c7b5e4dd32f0649 |
| openssh-keycat-7.4p1-21.el7.x86_64.rpm | SHA-256: 69484b156f81d5aa9256f6fe151c6ee0553e7e697c6979b4774516eb9f9d3abd |
| openssh-ldap-7.4p1-21.el7.x86_64.rpm | SHA-256: 620543a3426608af9f48fe759640a6da3b37e31f661f182f47085343c610e9b1 |
| openssh-server-7.4p1-21.el7.x86_64.rpm | SHA-256: d4b2de8f877b5c86b4c6751fbfba32d805bff4ecbb6183831888c833fb1af967 |
| openssh-server-sysvinit-7.4p1-21.el7.x86_64.rpm | SHA-256: f7f1113b4a36eb0d97115b3b40e61ca1465752d9106b7d19ac3bff6d9a9b725e |
| pam_ssh_agent_auth-0.10.3-2.21.el7.i686.rpm | SHA-256: 66dc0de44fb62b11c81bbf214afa81559e3e24fffb60500b64842c364228bf89 |
| pam_ssh_agent_auth-0.10.3-2.21.el7.x86_64.rpm | SHA-256: b4226425a2125d74be20093edaaa6d5695fb7002ac7cef9d3276ca50d73a2c48 |
Red Hat Enterprise Linux Desktop 7
| SRPM | |
|---|---|
| openssh-7.4p1-21.el7.src.rpm | SHA-256: 4a8516862279b86c61c2a41530d0d36d4781ecdc17c0ec34d0b9b35a6bca1374 |
| x86_64 | |
| openssh-7.4p1-21.el7.x86_64.rpm | SHA-256: 290ccc1f3e22a77ce692e451a70d7483a358b38358f908b622e85ce93b9d12db |
| openssh-askpass-7.4p1-21.el7.x86_64.rpm | SHA-256: 54517902309d6eced50959da0f58555367b3b4fb6adc8ce105afbd3351c92c46 |
| openssh-cavs-7.4p1-21.el7.x86_64.rpm | SHA-256: ff38bf38246213ae01a2be078e21b19bc5873db084da7e0f32a0561cdd2cc0be |
| openssh-clients-7.4p1-21.el7.x86_64.rpm | SHA-256: 364fdd8fbeafbc36f07ba45d00a5f556a39f0386ee075ef00b9203dc496baf81 |
| openssh-debuginfo-7.4p1-21.el7.i686.rpm | SHA-256: 952b4b363608c0528ebbf6f1e568d77de33689ed420a7dd70421f78c1e2bb5d1 |
| openssh-debuginfo-7.4p1-21.el7.x86_64.rpm | SHA-256: fa85dcb3339cb821a8b92ed48d38dd6b623fd965187030bd6c7b5e4dd32f0649 |
| openssh-debuginfo-7.4p1-21.el7.x86_64.rpm | SHA-256: fa85dcb3339cb821a8b92ed48d38dd6b623fd965187030bd6c7b5e4dd32f0649 |
| openssh-keycat-7.4p1-21.el7.x86_64.rpm | SHA-256: 69484b156f81d5aa9256f6fe151c6ee0553e7e697c6979b4774516eb9f9d3abd |
| openssh-ldap-7.4p1-21.el7.x86_64.rpm | SHA-256: 620543a3426608af9f48fe759640a6da3b37e31f661f182f47085343c610e9b1 |
| openssh-server-7.4p1-21.el7.x86_64.rpm | SHA-256: d4b2de8f877b5c86b4c6751fbfba32d805bff4ecbb6183831888c833fb1af967 |
| openssh-server-sysvinit-7.4p1-21.el7.x86_64.rpm | SHA-256: f7f1113b4a36eb0d97115b3b40e61ca1465752d9106b7d19ac3bff6d9a9b725e |
| pam_ssh_agent_auth-0.10.3-2.21.el7.i686.rpm | SHA-256: 66dc0de44fb62b11c81bbf214afa81559e3e24fffb60500b64842c364228bf89 |
| pam_ssh_agent_auth-0.10.3-2.21.el7.x86_64.rpm | SHA-256: b4226425a2125d74be20093edaaa6d5695fb7002ac7cef9d3276ca50d73a2c48 |
Red Hat Enterprise Linux for IBM z Systems 7
| SRPM | |
|---|---|
| openssh-7.4p1-21.el7.src.rpm | SHA-256: 4a8516862279b86c61c2a41530d0d36d4781ecdc17c0ec34d0b9b35a6bca1374 |
| s390x | |
| openssh-7.4p1-21.el7.s390x.rpm | SHA-256: 96c895021292def6fe95f0c4625400c1669956cb62280ff2f9d14891498c580a |
| openssh-askpass-7.4p1-21.el7.s390x.rpm | SHA-256: a812bf8cc2cdbf1c18b808fec88586f35988b5b30c41948c58c7b335a7f12e14 |
| openssh-cavs-7.4p1-21.el7.s390x.rpm | SHA-256: c728c3ee03c4b1fbfe16614e44b64ba00bbcf4d3d4e00924d76037c179498675 |
| openssh-clients-7.4p1-21.el7.s390x.rpm | SHA-256: ea0d11a406c3ab5f3c09a6eb517c7e226f4aa017c5b492b4cc1c8a301a1d5bad |
| openssh-debuginfo-7.4p1-21.el7.s390.rpm | SHA-256: 30d43bb828a23ed2711ab88521ddf7dde2c6567e81a9f095c23ee28c75b8200d |
| openssh-debuginfo-7.4p1-21.el7.s390x.rpm | SHA-256: 4543440d12b8734e7885dc30440dd0e90cb4c62c4a58b635fc69b68db555a592 |
| openssh-debuginfo-7.4p1-21.el7.s390x.rpm | SHA-256: 4543440d12b8734e7885dc30440dd0e90cb4c62c4a58b635fc69b68db555a592 |
| openssh-keycat-7.4p1-21.el7.s390x.rpm | SHA-256: bf695c5a4ce900e26060e45c70069012ce0c2ec13881b493e181df659c8b7499 |
| openssh-ldap-7.4p1-21.el7.s390x.rpm | SHA-256: 34016b892a07852d3c54072e7926b869576d11d3682c415cc1744392b0f979b8 |
| openssh-server-7.4p1-21.el7.s390x.rpm | SHA-256: 5f29aa987aa647b17554fe9d98072ac8e4e012aa51a2a45229b748cec0aeef8c |
| openssh-server-sysvinit-7.4p1-21.el7.s390x.rpm | SHA-256: d8bf4c38331bf6e2eb0ea912a3a584e74f9e0a9573cf5e0a54102e30afcf8f9c |
| pam_ssh_agent_auth-0.10.3-2.21.el7.s390.rpm | SHA-256: 0412385f320e5a22b1e9c927113caeaf54bb28ec4ba6f49df1a25d885311e186 |
| pam_ssh_agent_auth-0.10.3-2.21.el7.s390x.rpm | SHA-256: 2a9a3964ee810f5c757ac23ba881283bf39f50ffdff479eb9aea10e371056cc8 |
Red Hat Enterprise Linux for Power, big endian 7
| SRPM | |
|---|---|
| openssh-7.4p1-21.el7.src.rpm | SHA-256: 4a8516862279b86c61c2a41530d0d36d4781ecdc17c0ec34d0b9b35a6bca1374 |
| ppc64 | |
| openssh-7.4p1-21.el7.ppc64.rpm | SHA-256: 8a6dafcc19411b81858bf78faf946c44dcc028398fa4213e39fde145ccd1c380 |
| openssh-askpass-7.4p1-21.el7.ppc64.rpm | SHA-256: ef0340aa44ede8fa0d3c224f3302d88f64c6fb9c0cc4d12ce2863e6c36ffa5a7 |
| openssh-cavs-7.4p1-21.el7.ppc64.rpm | SHA-256: 02a91edf605c81d78d8504dfa6611545123fbb96893d569c15a9b01521650af9 |
| openssh-clients-7.4p1-21.el7.ppc64.rpm | SHA-256: d2b12f58992ed3acf337ba5d33534c6e1f8db1c8af63b787c212e79fd0665837 |
| openssh-debuginfo-7.4p1-21.el7.ppc.rpm | SHA-256: 966fd1355dbd014b39df05111d4440de4c00c4579f8bad0f8de06ab9b00670b6 |
| openssh-debuginfo-7.4p1-21.el7.ppc64.rpm | SHA-256: 170290a6b4a6e4aa86694fdd68f99dcf9f8aebf1a6e06dbc199dfce0dcd3495c |
| openssh-debuginfo-7.4p1-21.el7.ppc64.rpm | SHA-256: 170290a6b4a6e4aa86694fdd68f99dcf9f8aebf1a6e06dbc199dfce0dcd3495c |
| openssh-keycat-7.4p1-21.el7.ppc64.rpm | SHA-256: 6545beb6280c7ae64043c88f209c6a5c63166378daa862ad8258d762467cf1fb |
| openssh-ldap-7.4p1-21.el7.ppc64.rpm | SHA-256: 311b091443da4c908a091ff80a9aa822a3f525cd08d584dab517fa29a318304a |
| openssh-server-7.4p1-21.el7.ppc64.rpm | SHA-256: 0babe496f55eeffa13a106a5d35130f06870e8929e83744788896927761ea8ea |
| openssh-server-sysvinit-7.4p1-21.el7.ppc64.rpm | SHA-256: 1095b66570f3d1e978540805fba2861d1fd23c460f781a9cb01bcd3dbcd8e0d3 |
| pam_ssh_agent_auth-0.10.3-2.21.el7.ppc.rpm | SHA-256: 62bc2e5fe8811d079aa717f51c504e44d4e7564701174b5ae69220b8f2e3c7e7 |
| pam_ssh_agent_auth-0.10.3-2.21.el7.ppc64.rpm | SHA-256: 4fd02a23a2c070abc66710d14febac1895e52c93c964f87ab5877fcc2456960c |
Red Hat Enterprise Linux for Scientific Computing 7
| SRPM | |
|---|---|
| openssh-7.4p1-21.el7.src.rpm | SHA-256: 4a8516862279b86c61c2a41530d0d36d4781ecdc17c0ec34d0b9b35a6bca1374 |
| x86_64 | |
| openssh-7.4p1-21.el7.x86_64.rpm | SHA-256: 290ccc1f3e22a77ce692e451a70d7483a358b38358f908b622e85ce93b9d12db |
| openssh-askpass-7.4p1-21.el7.x86_64.rpm | SHA-256: 54517902309d6eced50959da0f58555367b3b4fb6adc8ce105afbd3351c92c46 |
| openssh-cavs-7.4p1-21.el7.x86_64.rpm | SHA-256: ff38bf38246213ae01a2be078e21b19bc5873db084da7e0f32a0561cdd2cc0be |
| openssh-clients-7.4p1-21.el7.x86_64.rpm | SHA-256: 364fdd8fbeafbc36f07ba45d00a5f556a39f0386ee075ef00b9203dc496baf81 |
| openssh-debuginfo-7.4p1-21.el7.i686.rpm | SHA-256: 952b4b363608c0528ebbf6f1e568d77de33689ed420a7dd70421f78c1e2bb5d1 |
| openssh-debuginfo-7.4p1-21.el7.x86_64.rpm | SHA-256: fa85dcb3339cb821a8b92ed48d38dd6b623fd965187030bd6c7b5e4dd32f0649 |
| openssh-debuginfo-7.4p1-21.el7.x86_64.rpm | SHA-256: fa85dcb3339cb821a8b92ed48d38dd6b623fd965187030bd6c7b5e4dd32f0649 |
| openssh-keycat-7.4p1-21.el7.x86_64.rpm | SHA-256: 69484b156f81d5aa9256f6fe151c6ee0553e7e697c6979b4774516eb9f9d3abd |
| openssh-ldap-7.4p1-21.el7.x86_64.rpm | SHA-256: 620543a3426608af9f48fe759640a6da3b37e31f661f182f47085343c610e9b1 |
| openssh-server-7.4p1-21.el7.x86_64.rpm | SHA-256: d4b2de8f877b5c86b4c6751fbfba32d805bff4ecbb6183831888c833fb1af967 |
| openssh-server-sysvinit-7.4p1-21.el7.x86_64.rpm | SHA-256: f7f1113b4a36eb0d97115b3b40e61ca1465752d9106b7d19ac3bff6d9a9b725e |
| pam_ssh_agent_auth-0.10.3-2.21.el7.i686.rpm | SHA-256: 66dc0de44fb62b11c81bbf214afa81559e3e24fffb60500b64842c364228bf89 |
| pam_ssh_agent_auth-0.10.3-2.21.el7.x86_64.rpm | SHA-256: b4226425a2125d74be20093edaaa6d5695fb7002ac7cef9d3276ca50d73a2c48 |
Red Hat Enterprise Linux for Power, little endian 7
| SRPM | |
|---|---|
| openssh-7.4p1-21.el7.src.rpm | SHA-256: 4a8516862279b86c61c2a41530d0d36d4781ecdc17c0ec34d0b9b35a6bca1374 |
| ppc64le | |
| openssh-7.4p1-21.el7.ppc64le.rpm | SHA-256: 6184c182163292b96aa516906de6e8da604591a7c56989fb211df315937e4475 |
| openssh-askpass-7.4p1-21.el7.ppc64le.rpm | SHA-256: a538d79941fa76fca6d5687e84d8d31deac0e0b3cfa6df371ddeb05e1c58656c |
| openssh-cavs-7.4p1-21.el7.ppc64le.rpm | SHA-256: d73335618cf519cfdc3e04233058190d85d6b8b112274472e0243b0a114ac16a |
| openssh-clients-7.4p1-21.el7.ppc64le.rpm | SHA-256: 3904a7efe14d8d4d38631e0225d481809ec4186aa497a026800c02d32aba527b |
| openssh-debuginfo-7.4p1-21.el7.ppc64le.rpm | SHA-256: 21959d7f9d278c2a66ae2ae67427f3f0df0a4d76662cca08036c950aad7dfa66 |
| openssh-debuginfo-7.4p1-21.el7.ppc64le.rpm | SHA-256: 21959d7f9d278c2a66ae2ae67427f3f0df0a4d76662cca08036c950aad7dfa66 |
| openssh-keycat-7.4p1-21.el7.ppc64le.rpm | SHA-256: 03ee310d284aaa9ae46503c466f401d3d16eb244bc8f94a454aa02d36920d537 |
| openssh-ldap-7.4p1-21.el7.ppc64le.rpm | SHA-256: 89a87580a39491026c0dff6bfe49a671ec439de6615ced703ddad5f042c2ebef |
| openssh-server-7.4p1-21.el7.ppc64le.rpm | SHA-256: 493909a0c1ac9d041816a88880bb183797a84c35bb06dde37efd07538f7300d2 |
| openssh-server-sysvinit-7.4p1-21.el7.ppc64le.rpm | SHA-256: 4868dff8dc50881a85a3e25b37bdcdabe5c6cc1eb5b44ef9f1eb85ac4a4f7b24 |
| pam_ssh_agent_auth-0.10.3-2.21.el7.ppc64le.rpm | SHA-256: 12597a4ff3ec0ac8646908a94a644d742543d09090000f156f88f098f27d23dc |
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