CVE-2017-14166
Published: 6 September 2017
libarchive 3.3.2 allows remote attackers to cause a denial of service (xml_data heap-based buffer over-read and application crash) via a crafted xar archive, related to the mishandling of empty strings in the atol8 function in archive_read_support_format_xar.c.
Priority
Status
Package | Release | Status |
---|---|---|
libarchive Launchpad, Ubuntu, Debian |
artful |
Not vulnerable
(3.2.2-3.1)
|
bionic |
Not vulnerable
(3.2.2-3.1)
|
|
precise |
Ignored
(end of life)
|
|
trusty |
Released
(3.1.2-7ubuntu2.6)
|
|
upstream |
Released
(3.2.2-3.1)
|
|
xenial |
Released
(3.1.2-11ubuntu0.16.04.4)
|
|
yakkety |
Ignored
(end of life)
|
|
zesty |
Ignored
(end of life)
|
|
Patches: upstream: https://github.com/libarchive/libarchive/commit/fa7438a0ff4033e4741c807394a9af6207940d71 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
References
- http://www.openwall.com/lists/oss-security/2017/09/06/5
- https://blogs.gentoo.org/ago/2017/09/06/libarchive-heap-based-buffer-overflow-in-xml_data-archive_read_support_format_xar-c/
- https://ubuntu.com/security/notices/USN-3736-1
- https://www.cve.org/CVERecord?id=CVE-2017-14166
- NVD
- Launchpad
- Debian