CVE-2018-19827
Published: 3 December 2018
In LibSass 3.5.5, a use-after-free vulnerability exists in the SharedPtr class in SharedPtr.cpp (or SharedPtr.hpp) that may cause a denial of service (application crash) or possibly have unspecified other impact.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
libsass Launchpad, Ubuntu, Debian |
bionic |
Released
(3.4.8-1ubuntu0.1~esm1)
Available with Ubuntu Pro |
| cosmic |
Ignored
(end of life)
|
|
| disco |
Ignored
(end of life)
|
|
| eoan |
Not vulnerable
(3.5.5-4)
|
|
| focal |
Not vulnerable
(3.5.5-4)
|
|
| groovy |
Not vulnerable
(3.5.5-4)
|
|
| hirsute |
Not vulnerable
(3.5.5-4)
|
|
| impish |
Not vulnerable
(3.5.5-4)
|
|
| jammy |
Not vulnerable
(3.5.5-4)
|
|
| kinetic |
Not vulnerable
(3.5.5-4)
|
|
| lunar |
Not vulnerable
(3.5.5-4)
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://github.com/sass/libsass/commit/67a3f4ff9b790ed016197e6da4ef4e1d4c9da09f |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |