CVE-2017-7890
- State
- Published
- Severity
- Not scored
- Published
- Aug 2, 2017
- Updated
- Aug 5, 2024
- Reserved
- Apr 17, 2017
Description
The GIF decoding function gdImageCreateFromGifCtx in gd_gif_in.c in the GD Graphics Library (aka libgd), as used in PHP before 5.6.31 and 7.x before 7.1.7, does not zero colorMap arrays before use. A specially crafted GIF image could use the uninitialized tables to read ~700 bytes from the top of the stack, potentially disclosing sensitive information.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://bugs.php.net/patch-display.php?bug=74435&patch=fix-74435-php-7.0&revision=1497970038
- https://www.tenable.com/security/tns-2017-12
- DSA-3938vendor-advisory
- RHSA-2018:1296vendor-advisory
- http://php.net/ChangeLog-5.php
- https://security.netapp.com/advisory/ntap-20180112-0001/
- 99492vdb-entry
- http://php.net/ChangeLog-7.php
- RHSA-2018:0406vendor-advisory
- https://bugs.php.net/bug.php?id=74435
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.