CVE-2015-8932
Published: 31 December 2015
The compress_bidder_init function in archive_read_support_filter_compress.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (crash) via a crafted tar file, which triggers an invalid left shift.
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/f0b1dbbc325a2d922015eee402b72edd422cb9ea upstream: https://github.com/libarchive/libarchive/commit/55ce98e829eda3a4356c2be64a778d8740c2cf6c upstream: https://github.com/libarchive/libarchive/commit/618618c8a6be453f79e0bdbdeab6e1dd8bf429b3 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |