CVE-2016-9954
Published: 21 April 2017
The backtrack compilation code in the Irregex package (aka IrRegular Expressions) before 0.9.6 for Scheme allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression with a repeating pattern.
Priority
Status
Package | Release | Status |
---|---|---|
chicken Launchpad, Ubuntu, Debian |
impish |
Not vulnerable
|
bionic |
Not vulnerable
(4.12.0-0.3)
|
|
kinetic |
Not vulnerable
|
|
lunar |
Not vulnerable
|
|
xenial |
Needed
|
|
focal |
Not vulnerable
|
|
groovy |
Not vulnerable
|
|
hirsute |
Not vulnerable
|
|
jammy |
Not vulnerable
|
|
trusty |
Does not exist
|
|
upstream |
Released
(4.12.0-0.2)
|
|
mantic |
Not vulnerable
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |