CVE-2018-14553
High
CVE-2018-14553
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).
Exploit probability
3.4%
Published
February 11, 2020
Required by
Not available
Last source change
July 8, 2026
02 / AFFECTED SOFTWARE
Affected packages
9 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2018-14553
View original source
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).
05 / REFERENCES
Further evidence
- 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://usn.ubuntu.com/4316-1/
- https://usn.ubuntu.com/4316-2/