Synopsis

Low: patch security and bug fix update

Type/Severity

Security Advisory: Low

Topic

An update for patch 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

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: Out-of-bounds access in pch_write_line function in pch.c (CVE-2016-10713)
  
• patch: Double free of memory in pch.c:another_hunk() causes a crash (CVE-2018-6952)
  

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

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 - 1545053 - CVE-2018-6952 patch: Double free of memory in pch.c:another_hunk() causes a crash
• BZ - 1545405 - CVE-2016-10713 patch: Out-of-bounds access in pch_write_line function in pch.c
• BZ - 1626473 - rpmbuild doesn't honor "new file mode 100755" when applying patches
• BZ - 1653294 - patch: Gnulib bundled but no bundled(gnulib) provides

CVEs

• CVE-2016-10713
• CVE-2018-6952

References

• https://access.redhat.com/security/updates/classification/#low
• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index

Red Hat Enterprise Linux Server 7

SRPM
patch-2.7.1-11.el7.src.rpm	SHA-256: 5128ab2ab691accb845caed3d219c63235887fd3b53e773adeb1ab37894962d0
x86_64
patch-2.7.1-11.el7.x86_64.rpm	SHA-256: 19a17c532bbce74a0ac2bd92fe53f40a60fbd20c6b8e0538fbd60acefd4f2215
patch-debuginfo-2.7.1-11.el7.x86_64.rpm	SHA-256: 65e24ed54bc58ffaf6e8c183cf5509d0c6574b507af5316ca3e13bc828ed2135

Red Hat Enterprise Linux Workstation 7

SRPM
patch-2.7.1-11.el7.src.rpm	SHA-256: 5128ab2ab691accb845caed3d219c63235887fd3b53e773adeb1ab37894962d0
x86_64
patch-2.7.1-11.el7.x86_64.rpm	SHA-256: 19a17c532bbce74a0ac2bd92fe53f40a60fbd20c6b8e0538fbd60acefd4f2215
patch-debuginfo-2.7.1-11.el7.x86_64.rpm	SHA-256: 65e24ed54bc58ffaf6e8c183cf5509d0c6574b507af5316ca3e13bc828ed2135

Red Hat Enterprise Linux Desktop 7

SRPM
patch-2.7.1-11.el7.src.rpm	SHA-256: 5128ab2ab691accb845caed3d219c63235887fd3b53e773adeb1ab37894962d0
x86_64
patch-2.7.1-11.el7.x86_64.rpm	SHA-256: 19a17c532bbce74a0ac2bd92fe53f40a60fbd20c6b8e0538fbd60acefd4f2215
patch-debuginfo-2.7.1-11.el7.x86_64.rpm	SHA-256: 65e24ed54bc58ffaf6e8c183cf5509d0c6574b507af5316ca3e13bc828ed2135

Red Hat Enterprise Linux for IBM z Systems 7

SRPM
patch-2.7.1-11.el7.src.rpm	SHA-256: 5128ab2ab691accb845caed3d219c63235887fd3b53e773adeb1ab37894962d0
s390x
patch-2.7.1-11.el7.s390x.rpm	SHA-256: eb9fa460d7ea1667f62b0167d0c69714312657e7973964d125b0135ff7247c7d
patch-debuginfo-2.7.1-11.el7.s390x.rpm	SHA-256: 7caca2f46dd55ed46494d3f08a391d6d8cfad30b3336b00efeac77117ab388e7

Red Hat Enterprise Linux for Power, big endian 7

SRPM
patch-2.7.1-11.el7.src.rpm	SHA-256: 5128ab2ab691accb845caed3d219c63235887fd3b53e773adeb1ab37894962d0
ppc64
patch-2.7.1-11.el7.ppc64.rpm	SHA-256: 899eea2e605579e4000da0c8cb52eff984d5d7571dd564721fa3ce7a29089ff9
patch-debuginfo-2.7.1-11.el7.ppc64.rpm	SHA-256: be2f9ac43919764e978ab0a5e8ae34c8ba5a9608405dac0b5b21c81cf710461a

Red Hat Enterprise Linux for Scientific Computing 7

SRPM
patch-2.7.1-11.el7.src.rpm	SHA-256: 5128ab2ab691accb845caed3d219c63235887fd3b53e773adeb1ab37894962d0
x86_64
patch-2.7.1-11.el7.x86_64.rpm	SHA-256: 19a17c532bbce74a0ac2bd92fe53f40a60fbd20c6b8e0538fbd60acefd4f2215
patch-debuginfo-2.7.1-11.el7.x86_64.rpm	SHA-256: 65e24ed54bc58ffaf6e8c183cf5509d0c6574b507af5316ca3e13bc828ed2135

Red Hat Enterprise Linux for Power, little endian 7

SRPM
patch-2.7.1-11.el7.src.rpm	SHA-256: 5128ab2ab691accb845caed3d219c63235887fd3b53e773adeb1ab37894962d0
ppc64le
patch-2.7.1-11.el7.ppc64le.rpm	SHA-256: 53801e60ec2c39f7d12fa604667bc210f318ea81196fbd75296a768bf258525a
patch-debuginfo-2.7.1-11.el7.ppc64le.rpm	SHA-256: 2f9e99299613b2f4681c113f6579eb07fc7e8ba0c6e3b1514e9b66048338cc32