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CVE-2018-16403

Published: 3 September 2018

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.

Priority

Low

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
elfutils
Launchpad, Ubuntu, Debian
impish Not vulnerable
(0.176-1.1)
hirsute Not vulnerable
(0.176-1.1)
jammy Not vulnerable
(0.176-1.1)
bionic
Released (0.170-0.4ubuntu0.1)
cosmic
Released (0.170-0.5.0ubuntu1.1)
disco Not vulnerable
(0.176-1)
eoan Not vulnerable
(0.176-1.1)
focal Not vulnerable
(0.176-1.1)
groovy Not vulnerable
(0.176-1.1)
kinetic Not vulnerable
(0.176-1.1)
lunar Not vulnerable
(0.176-1.1)
upstream
Released (0.175-1)
xenial
Released (0.165-3ubuntu1.2)
trusty
Released (0.158-0ubuntu5.3+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
Patches:
upstream: https://sourceware.org/git/?p=elfutils.git;a=commit;h=6983e59b727458a6c64d9659c85f08218bc4fcda

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H