5 - RHSA-2019:2075

Problem Description:

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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64

3. 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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

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