CVE-2018-9918
Published: 10 April 2018
libqpdf.a in QPDF through 8.0.2 mishandles certain "expected dictionary key but found non-name object" cases, allowing remote attackers to cause a denial of service (stack exhaustion), related to the QPDFObjectHandle and QPDF_Dictionary classes, because nesting in direct objects is not restricted.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
qpdf Launchpad, Ubuntu, Debian |
upstream |
Needs triage
|
| xenial |
Released
(8.0.2-3~16.04.1)
|
|
| artful |
Released
(8.0.2-3~17.10.1)
|
|
| bionic |
Not vulnerable
(8.0.2-3)
|
|
| trusty |
Released
(8.0.2-3~14.04.1)
|
|
|
Patches: upstream: https://github.com/qpdf/qpdf/commit/b4d6cf6836ce025ba1811b7bbec52680c7204223 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |