CVE-2018-7549
Published: 27 February 2018
In params.c in zsh through 5.4.2, there is a crash during a copy of an empty hash table, as demonstrated by typeset -p.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
zsh Launchpad, Ubuntu, Debian |
artful |
Released
(5.2-5ubuntu1.1)
|
| trusty |
Released
(5.0.2-3ubuntu6.1)
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(5.1.1-1ubuntu2.1)
|
|
|
Patches: upstream: https://sourceforge.net/p/zsh/code/ci/c2cc8b0fbefc9868fa83537f5b6d90fc1ec438dd |
||
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 |