CVE-2022-31630
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- CVE-2022-31630
CVE Details
| Release Date: | 2022-11-14 |
Description
In PHP versions prior to 7.4.33, 8.0.25 and 8.2.12, when using imageloadfont() function in gd extension, it is possible to supply a specially crafted font file, such as if the loaded font is used with imagechar() function, the read outside allocated buffer will be used. This can lead to crashes or disclosure of confidential information.
See more information about CVE-2022-31630 from MITRE CVE dictionary and NIST NVD
CVSS v3.0 metrics
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
| Base Score: | 7.1 | Base Metrics: | AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H |
| Access Vector: | Local network | Attack Complexity: | Low |
| Privileges Required: | None | User Interaction: | Required |
| Scope: | Unchanged | Confidentiality Impact: | High |
| Integrity Impact: | None | Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 8 (libzip) | ELSA-2023-0848 | 2023-02-22 |
| Oracle Linux version 8 (libzip) | ELSA-2023-2903 | 2023-05-24 |
| Oracle Linux version 8 (php) | ELSA-2023-0848 | 2023-02-22 |
| Oracle Linux version 8 (php) | ELSA-2023-2903 | 2023-05-24 |
| Oracle Linux version 8 (php-pear) | ELSA-2023-0848 | 2023-02-22 |
| Oracle Linux version 8 (php-pear) | ELSA-2023-2903 | 2023-05-24 |
| Oracle Linux version 8 (php-pecl-apcu) | ELSA-2023-0848 | 2023-02-22 |
| Oracle Linux version 8 (php-pecl-apcu) | ELSA-2023-2903 | 2023-05-24 |
| Oracle Linux version 8 (php-pecl-rrd) | ELSA-2023-0848 | 2023-02-22 |
| Oracle Linux version 8 (php-pecl-rrd) | ELSA-2023-2903 | 2023-05-24 |
| Oracle Linux version 8 (php-pecl-xdebug) | ELSA-2023-2903 | 2023-05-24 |
| Oracle Linux version 8 (php-pecl-xdebug3) | ELSA-2023-0848 | 2023-02-22 |
| Oracle Linux version 8 (php-pecl-zip) | ELSA-2023-0848 | 2023-02-22 |
| Oracle Linux version 8 (php-pecl-zip) | ELSA-2023-2903 | 2023-05-24 |
| Oracle Linux version 9 (php) | ELSA-2023-0965 | 2023-02-28 |
| Oracle Linux version 9 (php) | ELSA-2023-2417 | 2023-05-15 |
| Oracle Linux version 9 (php-pecl-apcu) | ELSA-2023-2417 | 2023-05-15 |
| Oracle Linux version 9 (php-pecl-rrd) | ELSA-2023-2417 | 2023-05-15 |
| Oracle Linux version 9 (php-pecl-xdebug3) | ELSA-2023-2417 | 2023-05-15 |
| Oracle Linux version 9 (php-pecl-zip) | ELSA-2023-2417 | 2023-05-15 |
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