Synopsis

Moderate: binutils security and bug fix update

Type/Severity

Security Advisory: Moderate

Topic

An update for binutils is now available for Red Hat Enterprise Linux 7.

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 binutils packages provide a collection of binary utilities for the manipulation of object code in various object file formats. It includes the ar, as, gprof, ld, nm, objcopy, objdump, ranlib, readelf, size, strings, strip, and addr2line utilities.

Security Fix(es):

• binutils: integer overflow leads to heap-based buffer overflow in objdump (CVE-2018-1000876)
  
• binutils: Stack Exhaustion in the demangling functions provided by libiberty (CVE-2018-12641)
  
• binutils: NULL pointer dereference in work_stuff_copy_to_from in cplus-dem.c. (CVE-2018-12697)
  

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 - 1594410 - CVE-2018-12641 binutils: Stack Exhaustion in the demangling functions provided by libiberty
• BZ - 1595417 - CVE-2018-12697 binutils: NULL pointer dereference in work_stuff_copy_to_from in cplus-dem.c.
• BZ - 1624776 - binutils: ld removes some R_X86_64_JUMP_SLOT relocations
• BZ - 1652587 - Add support for the .attach_to_group pseudo-op to the assembler
• BZ - 1664699 - CVE-2018-1000876 binutils: integer overflow leads to heap-based buffer overflow in objdump
• BZ - 1670014 - binutils: Enable gold linker on all architectures with upstream implementation
• BZ - 1699745 - Failed ld plt-main/pltgot test cases

CVEs

• CVE-2018-12641
• CVE-2018-12697
• CVE-2018-1000876

References

• https://access.redhat.com/security/updates/classification/#moderate
• 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
binutils-2.27-41.base.el7.src.rpm	SHA-256: e988c799454ed106c90fba71ffb028127455b5eec251c324ed806b197278ca84
x86_64
binutils-2.27-41.base.el7.x86_64.rpm	SHA-256: b77c6a64a832da49effbdd8dec17dd19591702d5a5b7c765f4daa7862d68bd56
binutils-debuginfo-2.27-41.base.el7.i686.rpm	SHA-256: 514ae1fdda3fcb058b6e44ac9265d07b92ad38c094a87e127058beeabe068d6c
binutils-debuginfo-2.27-41.base.el7.x86_64.rpm	SHA-256: 0f5efe382af4d777f6cbf3978707a49f86f170beef0e82b9831111df447decf2
binutils-devel-2.27-41.base.el7.i686.rpm	SHA-256: 9b276e923df1860ff7ef8f858bd7e50360ac883405598fcd57d65e3b63a91a9c
binutils-devel-2.27-41.base.el7.x86_64.rpm	SHA-256: 62d44aef287b9b3e5770cd48bb77347a56b66355a1c4167a7e8e33bfbc262b12

Red Hat Enterprise Linux Workstation 7

SRPM
binutils-2.27-41.base.el7.src.rpm	SHA-256: e988c799454ed106c90fba71ffb028127455b5eec251c324ed806b197278ca84
x86_64
binutils-2.27-41.base.el7.x86_64.rpm	SHA-256: b77c6a64a832da49effbdd8dec17dd19591702d5a5b7c765f4daa7862d68bd56
binutils-debuginfo-2.27-41.base.el7.i686.rpm	SHA-256: 514ae1fdda3fcb058b6e44ac9265d07b92ad38c094a87e127058beeabe068d6c
binutils-debuginfo-2.27-41.base.el7.x86_64.rpm	SHA-256: 0f5efe382af4d777f6cbf3978707a49f86f170beef0e82b9831111df447decf2
binutils-devel-2.27-41.base.el7.i686.rpm	SHA-256: 9b276e923df1860ff7ef8f858bd7e50360ac883405598fcd57d65e3b63a91a9c
binutils-devel-2.27-41.base.el7.x86_64.rpm	SHA-256: 62d44aef287b9b3e5770cd48bb77347a56b66355a1c4167a7e8e33bfbc262b12

Red Hat Enterprise Linux Desktop 7

SRPM
binutils-2.27-41.base.el7.src.rpm	SHA-256: e988c799454ed106c90fba71ffb028127455b5eec251c324ed806b197278ca84
x86_64
binutils-2.27-41.base.el7.x86_64.rpm	SHA-256: b77c6a64a832da49effbdd8dec17dd19591702d5a5b7c765f4daa7862d68bd56
binutils-debuginfo-2.27-41.base.el7.i686.rpm	SHA-256: 514ae1fdda3fcb058b6e44ac9265d07b92ad38c094a87e127058beeabe068d6c
binutils-debuginfo-2.27-41.base.el7.x86_64.rpm	SHA-256: 0f5efe382af4d777f6cbf3978707a49f86f170beef0e82b9831111df447decf2
binutils-debuginfo-2.27-41.base.el7.x86_64.rpm	SHA-256: 0f5efe382af4d777f6cbf3978707a49f86f170beef0e82b9831111df447decf2
binutils-devel-2.27-41.base.el7.i686.rpm	SHA-256: 9b276e923df1860ff7ef8f858bd7e50360ac883405598fcd57d65e3b63a91a9c
binutils-devel-2.27-41.base.el7.x86_64.rpm	SHA-256: 62d44aef287b9b3e5770cd48bb77347a56b66355a1c4167a7e8e33bfbc262b12

Red Hat Enterprise Linux for IBM z Systems 7

SRPM
binutils-2.27-41.base.el7.src.rpm	SHA-256: e988c799454ed106c90fba71ffb028127455b5eec251c324ed806b197278ca84
s390x
binutils-2.27-41.base.el7.s390x.rpm	SHA-256: e21af267d0bac4512c7ba2c204badb5f6016fbdffce90dcbe6de25394ab1cc7d
binutils-debuginfo-2.27-41.base.el7.s390.rpm	SHA-256: e4165737df006d443c6dfe1432c81140cb5143095b4c93cb0f6bdedf70c4aefe
binutils-debuginfo-2.27-41.base.el7.s390x.rpm	SHA-256: 6b210abf46bffaeaa16c5d64fbc7795e12ae24e496c392efbb9380b3e546a0d4
binutils-devel-2.27-41.base.el7.s390.rpm	SHA-256: 5a702d1216f6108155e69d21e235954442307ba8a5309e71b1bf77ee07609c96
binutils-devel-2.27-41.base.el7.s390x.rpm	SHA-256: 72eba1941e2dda8b99314b2b4992d158b54b3b4dcc9d7054fbf71aa929bdbfe8

Red Hat Enterprise Linux for Power, big endian 7

SRPM
binutils-2.27-41.base.el7.src.rpm	SHA-256: e988c799454ed106c90fba71ffb028127455b5eec251c324ed806b197278ca84
ppc64
binutils-2.27-41.base.el7.ppc64.rpm	SHA-256: 880470bec8add194a8975af09368d474d8d03560a1526bfbdc234945cf340ddb
binutils-debuginfo-2.27-41.base.el7.ppc.rpm	SHA-256: 2ac4db51de05b87ef9873b7a10b1b4e5ba8a84f839d3258960e42c195cc758f5
binutils-debuginfo-2.27-41.base.el7.ppc64.rpm	SHA-256: e0ab09a886d32645b93c92bc5ae9ef15044471662c59e4fab5352dd24f1a476b
binutils-devel-2.27-41.base.el7.ppc.rpm	SHA-256: 1ed622b889c11ceb1605f65b089325f0e2c6a2f4184eddba605c38dd73d58f34
binutils-devel-2.27-41.base.el7.ppc64.rpm	SHA-256: b94f639e114561000a3c6d20f7b01c78ae57950ec9116b050eef51df3e1f85bb

Red Hat Enterprise Linux for Scientific Computing 7

SRPM
binutils-2.27-41.base.el7.src.rpm	SHA-256: e988c799454ed106c90fba71ffb028127455b5eec251c324ed806b197278ca84
x86_64
binutils-2.27-41.base.el7.x86_64.rpm	SHA-256: b77c6a64a832da49effbdd8dec17dd19591702d5a5b7c765f4daa7862d68bd56
binutils-debuginfo-2.27-41.base.el7.i686.rpm	SHA-256: 514ae1fdda3fcb058b6e44ac9265d07b92ad38c094a87e127058beeabe068d6c
binutils-debuginfo-2.27-41.base.el7.x86_64.rpm	SHA-256: 0f5efe382af4d777f6cbf3978707a49f86f170beef0e82b9831111df447decf2
binutils-debuginfo-2.27-41.base.el7.x86_64.rpm	SHA-256: 0f5efe382af4d777f6cbf3978707a49f86f170beef0e82b9831111df447decf2
binutils-devel-2.27-41.base.el7.i686.rpm	SHA-256: 9b276e923df1860ff7ef8f858bd7e50360ac883405598fcd57d65e3b63a91a9c
binutils-devel-2.27-41.base.el7.x86_64.rpm	SHA-256: 62d44aef287b9b3e5770cd48bb77347a56b66355a1c4167a7e8e33bfbc262b12

Red Hat Enterprise Linux for Power, little endian 7

SRPM
binutils-2.27-41.base.el7.src.rpm	SHA-256: e988c799454ed106c90fba71ffb028127455b5eec251c324ed806b197278ca84
ppc64le
binutils-2.27-41.base.el7.ppc64le.rpm	SHA-256: 7efe81d849c0d97d2cffc812140e76cfacf93a246d97df4613091fefb9a311c7
binutils-debuginfo-2.27-41.base.el7.ppc64le.rpm	SHA-256: f01998cdb9c3c2e261ed3ed0beab8fc82511e37e21e89ee1ae810fab419e5002
binutils-devel-2.27-41.base.el7.ppc64le.rpm	SHA-256: 51b11dc6d33391fc9d10cad437f09f7ea0fbceddfbeaa0b748508c6bc4de1f92