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 |