CVE-2022-38223
Published: 15 August 2022
There is an out-of-bounds write in checkType located in etc.c in w3m 0.5.3. It can be triggered by sending a crafted HTML file to the w3m binary. It allows an attacker to cause Denial of Service or possibly have unspecified other impact.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
w3m Launchpad, Ubuntu, Debian |
bionic |
Released
(0.5.3-36ubuntu0.1)
|
| focal |
Released
(0.5.3-37ubuntu0.1)
|
|
| jammy |
Released
(0.5.3+git20210102-6ubuntu0.1)
|
|
| kinetic |
Released
(0.5.3+git20220429-1ubuntu0.1)
|
|
| lunar |
Released
(0.5.3+git20220429-1ubuntu1)
|
|
| mantic |
Released
(0.5.3+git20220429-1ubuntu1)
|
|
| trusty |
Released
(0.5.3-15ubuntu0.2+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Needs triage
|
|
| xenial |
Needed
|
|
|
Patches: upstream: https://github.com/tats/w3m/commit/419ca82d57c72242817b55e2eaa4cdbf6916e7fa |
||
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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |