CVE-2016-4809
Published: 17 June 2016
The archive_read_format_cpio_read_header function in archive_read_support_format_cpio.c in libarchive before 3.2.1 allows remote attackers to cause a denial of service (application crash) via a CPIO archive with a large symlink.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
libarchive Launchpad, Ubuntu, Debian |
precise |
Released
(3.0.3-6ubuntu1.3)
|
| trusty |
Released
(3.1.2-7ubuntu2.3)
|
|
| upstream |
Needs triage
|
|
| wily |
Released
(3.1.2-11ubuntu0.15.10.2)
|
|
| xenial |
Released
(3.1.2-11ubuntu0.16.04.2)
|
|
|
Patches: upstream: https://github.com/libarchive/libarchive/commit/fd7e0c02e272913a0a8b6d492c7260dfca0b1408 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |