CVE-2019-7149medium
Description
A heap-based buffer over-read was discovered in the function read_srclines in dwarf_getsrclines.c in libdw in elfutils 0.175. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by eu-nm.
References
https://access.redhat.com/errata/RHSA-2019:2197
https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html
https://sourceware.org/bugzilla/show_bug.cgi?id=24102
https://sourceware.org/ml/elfutils-devel/2019-q1/msg00068.html
Details
Source: MITRE
Published: 2019-01-29
Updated: 2019-06-10
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: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.8
Severity: MEDIUM