CVE-2019-7149

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.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

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

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://sourceware.org/ml/elfutils-devel/2019-q1/msg00068.html	Mailing List Patch Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=24102	Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html	Mailing List Third Party Advisory
https://usn.ubuntu.com/4012-1/
https://access.redhat.com/errata/RHSA-2019:2197
https://access.redhat.com/errata/RHSA-2019:3575

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Configurations

Configuration 1 (hide)

cpe:2.3:a:elfutils_project:elfutils:0.175:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Information

Published : 2019-01-28 16:29

Updated : 2019-06-10 10:29

NVD link : CVE-2019-7149

Mitre link : CVE-2019-7149

JSON object : View

CWE

CWE-125

Out-of-bounds Read

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Products Affected

debian

debian_linux

elfutils_project

elfutils

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