CVE-2015-8877
Description
The gdImageScaleTwoPass function in gd_interpolation.c in the GD Graphics Library (aka libgd) before 2.2.0, as used in PHP before 5.6.12, uses inconsistent allocate and free approaches, which allows remote attackers to cause a denial of service (memory consumption) via a crafted call, as demonstrated by a call to the PHP imagescale function.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 2.2.1-1 |
| debian | bullseye | fixed | 2.2.1-1 |
| debian | forky | fixed | 2.2.1-1 |
| debian | sid | fixed | 2.2.1-1 |
| debian | trixie | fixed | 2.2.1-1 |
References
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://www.debian.org/security/2016/dsa-3587
- http://www.php.net/ChangeLog-5.php
- http://www.ubuntu.com/usn/USN-2987-1
- https://bugs.php.net/bug.php?id=70064
- https://github.com/libgd/libgd/commit/4751b606fa38edc456d627140898a7ec679fcc24
- https://github.com/libgd/libgd/issues/173
- https://security-tracker.debian.org/tracker/CVE-2015-8877
CWEs
CWE-399
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.