CVE-2023-0568
Published: 16 February 2023
In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, core path resolution function allocate buffer one byte too small. When resolving paths with lengths close to system MAXPATHLEN setting, this may lead to the byte after the allocated buffer being overwritten with NUL value, which might lead to unauthorized data access or modification.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
php5 Launchpad, Ubuntu, Debian |
xenial |
Does not exist
|
| bionic |
Does not exist
|
|
| focal |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| upstream |
Needs triage
|
|
| trusty |
Needed
|
|
|
php7.0 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(7.0.33-0ubuntu0.16.04.16+esm5)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| jammy |
Does not exist
|
|
|
php7.2 Launchpad, Ubuntu, Debian |
focal |
Does not exist
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
| bionic |
Released
(7.2.24-0ubuntu0.18.04.17)
|
|
|
php7.4 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
| focal |
Released
(7.4.3-4ubuntu2.18)
|
|
|
php8.1 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| trusty |
Does not exist
|
|
| xenial |
Does not exist
|
|
| upstream |
Released
(8.1.16)
|
|
| jammy |
Released
(8.1.2-1ubuntu2.11)
|
|
| kinetic |
Released
(8.1.7-1ubuntu3.3)
|
|
| lunar |
Released
(8.1.12-1ubuntu4)
|
|
|
Patches: upstream: https://github.com/php/php-src/commit/ec10b28d64decbc54aa1e585dce580f0bd7a5953 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.1 |
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |