CVE-2017-14166
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-14166
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-14166.html
Vendor advisory: cve@mitre.org — https://github.com/libarchive/libarchive/commit/fa7438a0ff4033e4741c807394a9af6207940d71
Vendor advisory: cve@mitre.org — https://blogs.gentoo.org/ago/2017/09/06/libarchive-heap-based-buffer-overflow-in-xml_data-archive_read_support_format_xar-c/
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 3.2.2-3.1 |
| debian | bullseye | fixed | 3.2.2-3.1 |
| debian | forky | fixed | 3.2.2-3.1 |
| debian | sid | fixed | 3.2.2-3.1 |
| debian | trixie | fixed | 3.2.2-3.1 |
| debian | 8.0 | affected | |
| debian | 9.0 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 16.04 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| libarchive | libarchive | 3.3.2 | |
References
- https://blogs.gentoo.org/ago/2017/09/06/libarchive-heap-based-buffer-overflow-in-xml_data-archive_read_support_format_xar-c/
- https://github.com/libarchive/libarchive/commit/fa7438a0ff4033e4741c807394a9af6207940d71
- https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html
- https://security.gentoo.org/glsa/201908-11
- https://usn.ubuntu.com/3736-1/
- https://www.debian.org/security/2018/dsa-4360
- https://www.suse.com/security/cve/CVE-2017-14166.html
- https://security-tracker.debian.org/tracker/CVE-2017-14166
CWEs
CWE-125
Verify integrity in audit chain (admin only). AS-IS.