CVE-2018-16403

medium

Description

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.

References

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/

Details

Source: MITRE

Published: 2018-09-03

Updated: 2019-10-03

Type: CWE-125

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM