Synopsis

Important: patch security update

Type/Severity

Security Advisory: Important

Topic

An update for patch is now available for Red Hat Enterprise Linux 6.7 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. 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 patch program applies diff files to originals. The diff command is used to compare an original to a changed file. Diff lists the changes made to the file. A person who has the original file can then use the patch command with the diff file to add the changes to their original file (patching the file).

Security Fix(es):

• patch: Malicious patch files cause ed to execute arbitrary commands (CVE-2018-1000156)
  

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

• Red Hat Enterprise Linux Server - Extended Update Support 6.7 x86_64
• Red Hat Enterprise Linux Server - Extended Update Support 6.7 i386
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 6.7 s390x
• Red Hat Enterprise Linux for Power, big endian - Extended Update Support 6.7 ppc64
• Red Hat Enterprise Linux EUS Compute Node 6.7 x86_64
• RHEL for SAP HANA - Extended Update Support 6.7 x86_64

Fixes

• BZ - 1564326 - CVE-2018-1000156 patch: Malicious patch files cause ed to execute arbitrary commands

CVEs

• CVE-2018-1000156

References

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

Red Hat Enterprise Linux Server - Extended Update Support 6.7

SRPM
patch-2.6-8.el6_7.src.rpm	SHA-256: 1d51e2cb72263320c41cb8706983e3949cfc24550dfa9e5ab7ad90a9c657ddc9
x86_64
patch-2.6-8.el6_7.x86_64.rpm	SHA-256: 696b7d9ee0a9710d8136149f968f599b6a4a7d68203f5d116eb21f8b5cfc180b
patch-debuginfo-2.6-8.el6_7.x86_64.rpm	SHA-256: 0ba96075c853adbeb3036272ba763ce45105e7ad58465b723134db8bb5bce3a4
i386
patch-2.6-8.el6_7.i686.rpm	SHA-256: f833cac9efcb7d43e1893b6e1a3bfcfec6066f97db84468adf9b28764ecdcf27
patch-debuginfo-2.6-8.el6_7.i686.rpm	SHA-256: 6b55d24a4aca31a50a5310c27c5cd82e282c8a6c85abd7378da827b40fac605f

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 6.7

SRPM
patch-2.6-8.el6_7.src.rpm	SHA-256: 1d51e2cb72263320c41cb8706983e3949cfc24550dfa9e5ab7ad90a9c657ddc9
s390x
patch-2.6-8.el6_7.s390x.rpm	SHA-256: 2a02c94807db73b42b8705e496b9f9eceef949991c8bea1681401d16c076ba0a
patch-debuginfo-2.6-8.el6_7.s390x.rpm	SHA-256: 7687fcbc18e5fa14ee47bc60385d1f8b5a54cc8dc898651e22d672e9b9f79702

Red Hat Enterprise Linux for Power, big endian - Extended Update Support 6.7

SRPM
patch-2.6-8.el6_7.src.rpm	SHA-256: 1d51e2cb72263320c41cb8706983e3949cfc24550dfa9e5ab7ad90a9c657ddc9
ppc64
patch-2.6-8.el6_7.ppc64.rpm	SHA-256: 87f263370e1352bc257a033d5f9512b04116dfc1fb43d64defd5539655c645d5
patch-debuginfo-2.6-8.el6_7.ppc64.rpm	SHA-256: 52c5fe0d53cd1eae2ff5fe97d7bc1412cc0d21ae0d8a040e35834d2b2a06d743

Red Hat Enterprise Linux EUS Compute Node 6.7

SRPM
patch-2.6-8.el6_7.src.rpm	SHA-256: 1d51e2cb72263320c41cb8706983e3949cfc24550dfa9e5ab7ad90a9c657ddc9
x86_64
patch-2.6-8.el6_7.x86_64.rpm	SHA-256: 696b7d9ee0a9710d8136149f968f599b6a4a7d68203f5d116eb21f8b5cfc180b
patch-debuginfo-2.6-8.el6_7.x86_64.rpm	SHA-256: 0ba96075c853adbeb3036272ba763ce45105e7ad58465b723134db8bb5bce3a4

RHEL for SAP HANA - Extended Update Support 6.7

SRPM
patch-2.6-8.el6_7.src.rpm	SHA-256: 1d51e2cb72263320c41cb8706983e3949cfc24550dfa9e5ab7ad90a9c657ddc9
x86_64
patch-2.6-8.el6_7.x86_64.rpm	SHA-256: 696b7d9ee0a9710d8136149f968f599b6a4a7d68203f5d116eb21f8b5cfc180b
patch-debuginfo-2.6-8.el6_7.x86_64.rpm	SHA-256: 0ba96075c853adbeb3036272ba763ce45105e7ad58465b723134db8bb5bce3a4