Out-of-bounds read in elfutils - CVE-2018-16403

Vulnerability identifier: #VU36734

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2018-16403

CWE-ID: CWE-125

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

libdw in elfutils 0.173 checks the end of the attributes list incorrectly in dwarf_getabbrev in dwarf_getabbrev.c and dwarf_hasattr in dwarf_hasattr.c, leading to a heap-based buffer over-read and an application crash.

elfutils
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elfutils (Ubuntu package)
libasm1 (Ubuntu package)
libdw1 (Ubuntu package)
libelf1 (Ubuntu package)
elfutils
elfutils (Red Hat package)
libasm-devel
elfutils-lang
libelf1-32bit-debuginfo
libelf1-32bit
libelf-devel-32bit
libebl-plugins-32bit-debuginfo
libebl-plugins-32bit
libdw1-32bit-debuginfo
libdw1-32bit
libasm1-32bit-debuginfo
libasm1-32bit
libelf1-debuginfo
libelf1
libelf-devel
libebl-plugins-debuginfo
libebl-plugins
libebl-devel
elfutils-debuginfo
libdw1-debuginfo
libdw1
libdw-devel
libasm1-debuginfo
libasm1
elfutils-debugsource
libdwarves-devel-32bit
libdwarves1-32bit-debuginfo
libdwarves1-32bit
dwarves
libdwarves1-debuginfo
libdwarves1
libdwarves-devel
dwarves-debugsource
dwarves-debuginfo
VMware Tanzu Operations Manager
Isolation Segment
VMware Tanzu Application Service for VMs

Install update from vendor's website.

elfutils (Ubuntu package) - addressed in versions Ubuntu Pro, 0.176-1.1ubuntu0.1
libasm1 (Ubuntu package) - addressed in versions Ubuntu Pro, 0.176-1.1ubuntu0.1
libdw1 (Ubuntu package) - addressed in versions Ubuntu Pro, 0.176-1.1ubuntu0.1
libelf1 (Ubuntu package) - addressed in versions Ubuntu Pro, 0.176-1.1ubuntu0.1
elfutils - addressed in versions 0.174-1.fc28, 0.174-1.fc29
elfutils (Red Hat package) - update to 0.176-2.el7
libasm-devel - update to 0.177-150300.11.3.1
elfutils-lang - update to 0.177-150300.11.3.1
libelf1-32bit-debuginfo - update to 0.177-150300.11.3.1
libelf1-32bit - update to 0.177-150300.11.3.1
libelf-devel-32bit - update to 0.177-150300.11.3.1
libebl-plugins-32bit-debuginfo - update to 0.177-150300.11.3.1
libebl-plugins-32bit - update to 0.177-150300.11.3.1
libdw1-32bit-debuginfo - update to 0.177-150300.11.3.1
libdw1-32bit - update to 0.177-150300.11.3.1
libasm1-32bit-debuginfo - update to 0.177-150300.11.3.1
libasm1-32bit - update to 0.177-150300.11.3.1
libelf1-debuginfo - update to 0.177-150300.11.3.1
libelf1 - update to 0.177-150300.11.3.1
libelf-devel - update to 0.177-150300.11.3.1
libebl-plugins-debuginfo - update to 0.177-150300.11.3.1
libebl-plugins - update to 0.177-150300.11.3.1
libebl-devel - update to 0.177-150300.11.3.1
elfutils - update to 0.177-150300.11.3.1
elfutils-debuginfo - update to 0.177-150300.11.3.1
libdw1-debuginfo - update to 0.177-150300.11.3.1
libdw1 - update to 0.177-150300.11.3.1
libdw-devel - update to 0.177-150300.11.3.1
libasm1-debuginfo - update to 0.177-150300.11.3.1
libasm1 - update to 0.177-150300.11.3.1
elfutils-debugsource - update to 0.177-150300.11.3.1
libdwarves-devel-32bit - update to 1.22-150300.7.3.1
libdwarves1-32bit-debuginfo - update to 1.22-150300.7.3.1
libdwarves1-32bit - update to 1.22-150300.7.3.1
dwarves - update to 1.22-150300.7.3.1
libdwarves1-debuginfo - update to 1.22-150300.7.3.1
libdwarves1 - update to 1.22-150300.7.3.1
libdwarves-devel - update to 1.22-150300.7.3.1
dwarves-debugsource - update to 1.22-150300.7.3.1
dwarves-debuginfo - update to 1.22-150300.7.3.1
VMware Tanzu Operations Manager - update to 2.10.61
Isolation Segment - addressed in versions 3.0.17, 4.0.9
VMware Tanzu Application Service for VMs - addressed in versions 3.0.17, 4.0.9

• http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html
• https://access.redhat.com/errata/RHSA-2019:2197
• https://sourceware.org/bugzilla/show_bug.cgi?id=23529
• https://sourceware.org/git/?p=elfutils.git;a=commit;h=6983e59b727458a6c64d9659c85f08218bc4fcda
• https://usn.ubuntu.com/4012-1/

• Multiple vulnerabilities in Sourceware elfutils
• OpenSUSE Linux update for elfutils
• SUSE update for dwarves and elfutils
• Red Hat Enterprise Linux 7 update for elfutils
• Ubuntu update for elfutils
• VMware Tanzu products update for elfutils
• Fedora 29 update for elfutils
• Fedora 28 update for elfutils