Synopsis

Low: .NET Core on Red Hat Enterprise Linux security update

Type/Severity

Security Advisory: Low

Topic

Updates for rh-dotnet20-dotnet, rh-dotnetcore10-dotnetcore, and rh-dotnetcore11-dotnetcore are now available for .NET Core on Red Hat Enterprise Linux.

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

.NET Core is a managed software framework. It implements a subset of the .NET framework APIs and includes a CLR implementation.

New versions of .NET Core that address several security vulnerabilities are now available. The updated versions are .NET Core 1.0.10, 1.1.7, and 2.0.6.

These correspond to the March 2018 security release by .NET Core upstream projects.

Security Fix(es):

• .NET Core: Hash Collision Denial of Service (CVE-2018-0875)
  

Red Hat would like to thank Ben Adams (Illyriad Games) for reporting this issue.

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

Affected Products

• dotNET on RHEL (for RHEL Server) 1 x86_64
• dotNET on RHEL (for RHEL Workstation) 1 x86_64
• dotNET on RHEL (for RHEL Compute Node) 1 x86_64

Fixes

• BZ - 1552060 - CVE-2018-0875 .NET Core: Hash Collision Denial of Service

CVEs

• CVE-2018-0875

References

• https://access.redhat.com/security/updates/classification/#low

dotNET on RHEL (for RHEL Server) 1

SRPM
rh-dotnet20-dotnet-2.0.6-1.el7.src.rpm	SHA-256: 762e681a8220b27e2f745b586226818ae1eb583b6b6afa1ee482dbb53cbcacf1
rh-dotnetcore10-dotnetcore-1.0.10-1.el7.src.rpm	SHA-256: 7ba851d57ab2783c5797b127112a80a40874de211d6aef3cc29a81c5a7a2c527
rh-dotnetcore11-dotnetcore-1.1.7-1.el7.src.rpm	SHA-256: d78a709e213a6456d8378647de7f6472a71eeb603e67c4071b7f074f78dd8560
x86_64
rh-dotnet20-dotnet-2.0.6-1.el7.x86_64.rpm	SHA-256: 8e0814a35bb9296d9f5bd1146765a63873687c37c21e367d83f99a36589476b6
rh-dotnet20-dotnet-debuginfo-2.0.6-1.el7.x86_64.rpm	SHA-256: bf8dcd7b58687f6fe73875a58f4e34d6bea1a9346e0d1c219c640864725cc955
rh-dotnet20-dotnet-host-2.0.6-1.el7.x86_64.rpm	SHA-256: 4bfc537f65032d177e14c5c5f95c8812a6677658f02b810395b7fbaf2ef61ba2
rh-dotnet20-dotnet-runtime-2.0-2.0.6-1.el7.x86_64.rpm	SHA-256: 7e76dfd077e9f76fbf42d597cb13d4033c61e91951662bf0e8db2787b3564f83
rh-dotnet20-dotnet-sdk-2.1-2.1.101-1.el7.x86_64.rpm	SHA-256: 93392005f7dd1d3d1164031ad93bd5cc4de606db48a759a24ee258096f70a832
rh-dotnetcore10-dotnetcore-1.0.10-1.el7.x86_64.rpm	SHA-256: 9feb28c67978d78d53c9f34c5bbd9fd34d58a8fdd57edfc0075bc296a9591c4f
rh-dotnetcore10-dotnetcore-debuginfo-1.0.10-1.el7.x86_64.rpm	SHA-256: 2111b79a4c918bd002f0a400a30afb9cb02cc29f6e4ed64d34a2d356fe0881a0
rh-dotnetcore11-dotnetcore-1.1.7-1.el7.x86_64.rpm	SHA-256: b245e79f58745933063011d1654d29933fde1c70b4f3bfacc1a30a490674ae05
rh-dotnetcore11-dotnetcore-debuginfo-1.1.7-1.el7.x86_64.rpm	SHA-256: b3dc27fc86f9f8d8fb6c0a2b6c52dd186d0ce4411a020052a09812971c41195f

dotNET on RHEL (for RHEL Workstation) 1

SRPM
rh-dotnet20-dotnet-2.0.6-1.el7.src.rpm	SHA-256: 762e681a8220b27e2f745b586226818ae1eb583b6b6afa1ee482dbb53cbcacf1
rh-dotnetcore10-dotnetcore-1.0.10-1.el7.src.rpm	SHA-256: 7ba851d57ab2783c5797b127112a80a40874de211d6aef3cc29a81c5a7a2c527
rh-dotnetcore11-dotnetcore-1.1.7-1.el7.src.rpm	SHA-256: d78a709e213a6456d8378647de7f6472a71eeb603e67c4071b7f074f78dd8560
x86_64
rh-dotnet20-dotnet-2.0.6-1.el7.x86_64.rpm	SHA-256: 8e0814a35bb9296d9f5bd1146765a63873687c37c21e367d83f99a36589476b6
rh-dotnet20-dotnet-debuginfo-2.0.6-1.el7.x86_64.rpm	SHA-256: bf8dcd7b58687f6fe73875a58f4e34d6bea1a9346e0d1c219c640864725cc955
rh-dotnet20-dotnet-host-2.0.6-1.el7.x86_64.rpm	SHA-256: 4bfc537f65032d177e14c5c5f95c8812a6677658f02b810395b7fbaf2ef61ba2
rh-dotnet20-dotnet-runtime-2.0-2.0.6-1.el7.x86_64.rpm	SHA-256: 7e76dfd077e9f76fbf42d597cb13d4033c61e91951662bf0e8db2787b3564f83
rh-dotnet20-dotnet-sdk-2.1-2.1.101-1.el7.x86_64.rpm	SHA-256: 93392005f7dd1d3d1164031ad93bd5cc4de606db48a759a24ee258096f70a832
rh-dotnetcore10-dotnetcore-1.0.10-1.el7.x86_64.rpm	SHA-256: 9feb28c67978d78d53c9f34c5bbd9fd34d58a8fdd57edfc0075bc296a9591c4f
rh-dotnetcore10-dotnetcore-debuginfo-1.0.10-1.el7.x86_64.rpm	SHA-256: 2111b79a4c918bd002f0a400a30afb9cb02cc29f6e4ed64d34a2d356fe0881a0
rh-dotnetcore11-dotnetcore-1.1.7-1.el7.x86_64.rpm	SHA-256: b245e79f58745933063011d1654d29933fde1c70b4f3bfacc1a30a490674ae05
rh-dotnetcore11-dotnetcore-debuginfo-1.1.7-1.el7.x86_64.rpm	SHA-256: b3dc27fc86f9f8d8fb6c0a2b6c52dd186d0ce4411a020052a09812971c41195f

dotNET on RHEL (for RHEL Compute Node) 1

SRPM
rh-dotnet20-dotnet-2.0.6-1.el7.src.rpm	SHA-256: 762e681a8220b27e2f745b586226818ae1eb583b6b6afa1ee482dbb53cbcacf1
rh-dotnetcore10-dotnetcore-1.0.10-1.el7.src.rpm	SHA-256: 7ba851d57ab2783c5797b127112a80a40874de211d6aef3cc29a81c5a7a2c527
rh-dotnetcore11-dotnetcore-1.1.7-1.el7.src.rpm	SHA-256: d78a709e213a6456d8378647de7f6472a71eeb603e67c4071b7f074f78dd8560
x86_64
rh-dotnet20-dotnet-2.0.6-1.el7.x86_64.rpm	SHA-256: 8e0814a35bb9296d9f5bd1146765a63873687c37c21e367d83f99a36589476b6
rh-dotnet20-dotnet-debuginfo-2.0.6-1.el7.x86_64.rpm	SHA-256: bf8dcd7b58687f6fe73875a58f4e34d6bea1a9346e0d1c219c640864725cc955
rh-dotnet20-dotnet-host-2.0.6-1.el7.x86_64.rpm	SHA-256: 4bfc537f65032d177e14c5c5f95c8812a6677658f02b810395b7fbaf2ef61ba2
rh-dotnet20-dotnet-runtime-2.0-2.0.6-1.el7.x86_64.rpm	SHA-256: 7e76dfd077e9f76fbf42d597cb13d4033c61e91951662bf0e8db2787b3564f83
rh-dotnet20-dotnet-sdk-2.1-2.1.101-1.el7.x86_64.rpm	SHA-256: 93392005f7dd1d3d1164031ad93bd5cc4de606db48a759a24ee258096f70a832
rh-dotnetcore10-dotnetcore-1.0.10-1.el7.x86_64.rpm	SHA-256: 9feb28c67978d78d53c9f34c5bbd9fd34d58a8fdd57edfc0075bc296a9591c4f
rh-dotnetcore10-dotnetcore-debuginfo-1.0.10-1.el7.x86_64.rpm	SHA-256: 2111b79a4c918bd002f0a400a30afb9cb02cc29f6e4ed64d34a2d356fe0881a0
rh-dotnetcore11-dotnetcore-1.1.7-1.el7.x86_64.rpm	SHA-256: b245e79f58745933063011d1654d29933fde1c70b4f3bfacc1a30a490674ae05
rh-dotnetcore11-dotnetcore-debuginfo-1.1.7-1.el7.x86_64.rpm	SHA-256: b3dc27fc86f9f8d8fb6c0a2b6c52dd186d0ce4411a020052a09812971c41195f