CVE-2015-8923
Published: 31 December 2015
The process_extra function in libarchive before 3.2.0 uses the size field and a signed number in an offset, which allows remote attackers to cause a denial of service (crash) via a crafted zip file.
Priority
Status
Package | Release | Status |
---|---|---|
libarchive Launchpad, Ubuntu, Debian |
precise |
Released
(3.0.3-6ubuntu1.3)
|
trusty |
Released
(3.1.2-7ubuntu2.3)
|
|
upstream |
Released
(3.2.0-2)
|
|
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/9e0689c |
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 |