CVE-2019-7149

medium

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://access.redhat.com/errata/RHSA-2019:3575

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

https://usn.ubuntu.com/4012-1/

Details

Published: 2019-01-29

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

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