CVE-2018-14553
Published: August 31, 2023Last modified: August 31, 2023
Description
gdImageClone in gd.c in libgd 2.1.0-rc2 through 2.2.5 has a NULL pointer dereference allowing attackers to crash an application via a specific function call sequence. Only affects PHP when linked with an external libgd (not bundled).
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | gd | Not affected (2.3.3-r3) |
| Stream | gd | Not affected (2.3.3-r7) |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00020.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1599032
- https://github.com/libgd/libgd/commit/a93eac0e843148dc2d631c3ba80af17e9c8c860f
- https://github.com/libgd/libgd/pull/580
- https://lists.debian.org/debian-lts-announce/2020/02/msg00014.html
- https://lists.debian.org/debian-lts-announce/2024/04/msg00003.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
- https://usn.ubuntu.com/4316-1/
- https://usn.ubuntu.com/4316-2/