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Red Hat Product Errata RHSA-2021:4321 - Security Advisory
Issued:
2021-11-09
Updated:
2021-11-09

RHSA-2021:4321 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Moderate: linuxptp security, bug fix, and enhancement update

Type/Severity

Security Advisory: Moderate

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for linuxptp is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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

The linuxptp packages provide Precision Time Protocol (PTP) implementation for Linux according to IEEE standard 1588 for Linux. The dual design goals are to provide a robust implementation of the standard and to use the most relevant and modern Application Programming Interfaces (API) offered by the Linux kernel.

The following packages have been upgraded to a later upstream version: linuxptp (3.1.1). (BZ#1895005)

Security Fix(es):

  • linuxptp: wrong length of one-step follow-up in transparent clock (CVE-2021-3571)

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 8.5 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

Affected Products

  • Red Hat Enterprise Linux for x86_64 8 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.8 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.8 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.6 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.6 x86_64
  • Red Hat Enterprise Linux Server - AUS 8.6 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 8 s390x
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.8 s390x
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.6 s390x
  • Red Hat Enterprise Linux for Power, little endian 8 ppc64le
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.8 ppc64le
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.6 ppc64le
  • Red Hat Enterprise Linux Server - TUS 8.8 x86_64
  • Red Hat Enterprise Linux Server - TUS 8.6 x86_64
  • Red Hat Enterprise Linux for ARM 64 8 aarch64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.8 aarch64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.6 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.8 ppc64le
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.6 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.8 x86_64
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.6 x86_64

Fixes

  • BZ - 1895005 - Rebase linuxptp to 3.1
  • BZ - 1966241 - CVE-2021-3571 linuxptp: wrong length of one-step follow-up in transparent clock

CVEs

  • CVE-2021-3571

References

  • https://access.redhat.com/security/updates/classification/#moderate
  • https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux for x86_64 8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux Server - AUS 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux for IBM z Systems 8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
s390x
linuxptp-3.1.1-1.el8.s390x.rpm SHA-256: 445223928fe2c7bd9c60430d6213bc98cf876558dd1af3db55d1d69b6af7b424
linuxptp-debuginfo-3.1.1-1.el8.s390x.rpm SHA-256: 07024b7557225e1fb321fd045ab2fb6ad3e8f1c2a54c0c9e5f1c2a021e98a8b4
linuxptp-debugsource-3.1.1-1.el8.s390x.rpm SHA-256: f783946961a6beb7efdc4d4d6279f9b2da795acd1144e8dcaea85faf4d90f34a

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
s390x
linuxptp-3.1.1-1.el8.s390x.rpm SHA-256: 445223928fe2c7bd9c60430d6213bc98cf876558dd1af3db55d1d69b6af7b424
linuxptp-debuginfo-3.1.1-1.el8.s390x.rpm SHA-256: 07024b7557225e1fb321fd045ab2fb6ad3e8f1c2a54c0c9e5f1c2a021e98a8b4
linuxptp-debugsource-3.1.1-1.el8.s390x.rpm SHA-256: f783946961a6beb7efdc4d4d6279f9b2da795acd1144e8dcaea85faf4d90f34a

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
s390x
linuxptp-3.1.1-1.el8.s390x.rpm SHA-256: 445223928fe2c7bd9c60430d6213bc98cf876558dd1af3db55d1d69b6af7b424
linuxptp-debuginfo-3.1.1-1.el8.s390x.rpm SHA-256: 07024b7557225e1fb321fd045ab2fb6ad3e8f1c2a54c0c9e5f1c2a021e98a8b4
linuxptp-debugsource-3.1.1-1.el8.s390x.rpm SHA-256: f783946961a6beb7efdc4d4d6279f9b2da795acd1144e8dcaea85faf4d90f34a

Red Hat Enterprise Linux for Power, little endian 8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
ppc64le
linuxptp-3.1.1-1.el8.ppc64le.rpm SHA-256: 7901e7f04d49539f7b1e91023933a4cf254e87fc35582ce0b9ab48676e5f51e4
linuxptp-debuginfo-3.1.1-1.el8.ppc64le.rpm SHA-256: d5d49a12ac13b75768972d18a9505e8a731680f6f38c9dadf2c8a1127f60c0a7
linuxptp-debugsource-3.1.1-1.el8.ppc64le.rpm SHA-256: 13cdafdf69a594cf340d477b766720825fe163c5d57c0518730e331affa35724

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
ppc64le
linuxptp-3.1.1-1.el8.ppc64le.rpm SHA-256: 7901e7f04d49539f7b1e91023933a4cf254e87fc35582ce0b9ab48676e5f51e4
linuxptp-debuginfo-3.1.1-1.el8.ppc64le.rpm SHA-256: d5d49a12ac13b75768972d18a9505e8a731680f6f38c9dadf2c8a1127f60c0a7
linuxptp-debugsource-3.1.1-1.el8.ppc64le.rpm SHA-256: 13cdafdf69a594cf340d477b766720825fe163c5d57c0518730e331affa35724

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
ppc64le
linuxptp-3.1.1-1.el8.ppc64le.rpm SHA-256: 7901e7f04d49539f7b1e91023933a4cf254e87fc35582ce0b9ab48676e5f51e4
linuxptp-debuginfo-3.1.1-1.el8.ppc64le.rpm SHA-256: d5d49a12ac13b75768972d18a9505e8a731680f6f38c9dadf2c8a1127f60c0a7
linuxptp-debugsource-3.1.1-1.el8.ppc64le.rpm SHA-256: 13cdafdf69a594cf340d477b766720825fe163c5d57c0518730e331affa35724

Red Hat Enterprise Linux Server - TUS 8.8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux Server - TUS 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux for ARM 64 8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
aarch64
linuxptp-3.1.1-1.el8.aarch64.rpm SHA-256: bd950c900550b23f4d78cc0f386205282cb48797456ade54de67fabba615612e
linuxptp-debuginfo-3.1.1-1.el8.aarch64.rpm SHA-256: 3d923836697d151801faa814e84c4a0350173557caa1e8a0e42595fb38e9baae
linuxptp-debugsource-3.1.1-1.el8.aarch64.rpm SHA-256: 506907750d819b929a0ebb418f05abc09603e994f6c407704adaf988503df43a

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
aarch64
linuxptp-3.1.1-1.el8.aarch64.rpm SHA-256: bd950c900550b23f4d78cc0f386205282cb48797456ade54de67fabba615612e
linuxptp-debuginfo-3.1.1-1.el8.aarch64.rpm SHA-256: 3d923836697d151801faa814e84c4a0350173557caa1e8a0e42595fb38e9baae
linuxptp-debugsource-3.1.1-1.el8.aarch64.rpm SHA-256: 506907750d819b929a0ebb418f05abc09603e994f6c407704adaf988503df43a

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
aarch64
linuxptp-3.1.1-1.el8.aarch64.rpm SHA-256: bd950c900550b23f4d78cc0f386205282cb48797456ade54de67fabba615612e
linuxptp-debuginfo-3.1.1-1.el8.aarch64.rpm SHA-256: 3d923836697d151801faa814e84c4a0350173557caa1e8a0e42595fb38e9baae
linuxptp-debugsource-3.1.1-1.el8.aarch64.rpm SHA-256: 506907750d819b929a0ebb418f05abc09603e994f6c407704adaf988503df43a

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
ppc64le
linuxptp-3.1.1-1.el8.ppc64le.rpm SHA-256: 7901e7f04d49539f7b1e91023933a4cf254e87fc35582ce0b9ab48676e5f51e4
linuxptp-debuginfo-3.1.1-1.el8.ppc64le.rpm SHA-256: d5d49a12ac13b75768972d18a9505e8a731680f6f38c9dadf2c8a1127f60c0a7
linuxptp-debugsource-3.1.1-1.el8.ppc64le.rpm SHA-256: 13cdafdf69a594cf340d477b766720825fe163c5d57c0518730e331affa35724

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
ppc64le
linuxptp-3.1.1-1.el8.ppc64le.rpm SHA-256: 7901e7f04d49539f7b1e91023933a4cf254e87fc35582ce0b9ab48676e5f51e4
linuxptp-debuginfo-3.1.1-1.el8.ppc64le.rpm SHA-256: d5d49a12ac13b75768972d18a9505e8a731680f6f38c9dadf2c8a1127f60c0a7
linuxptp-debugsource-3.1.1-1.el8.ppc64le.rpm SHA-256: 13cdafdf69a594cf340d477b766720825fe163c5d57c0518730e331affa35724

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.8

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.6

SRPM
linuxptp-3.1.1-1.el8.src.rpm SHA-256: 5ff8c7cf2b8b1a20e47f1c0e64c5d77ed8617931cbd8c583e0df1bd62dd13951
x86_64
linuxptp-3.1.1-1.el8.x86_64.rpm SHA-256: f59c5cacd73bed0ef70028157580fda3320bb1fcaecdc92e6d83d9ac0224f2e4
linuxptp-debuginfo-3.1.1-1.el8.x86_64.rpm SHA-256: ad6a6cdd2986f2282a0beade7c796709bb31156d58cf57ad58598a808bf35a9d
linuxptp-debugsource-3.1.1-1.el8.x86_64.rpm SHA-256: f621abc973f7a019ce5c4e0e2a77f37a79ae3ae714e4e46b2c03ba0a676c4a17

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