CVE-2017-7890
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.41% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 88.8% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-08-02 19:00Z9 YR AGO
- Last updated
- 2024-08-05 16:19Z2 YR AGO
- Reserved
- 2017-04-17
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 461a8001f4fcadbaff61f752e2e61a8a8582767f6d59ff3510fc73cb0d307c82
05 Affected products
06 References
- bugs.php.nethttps://bugs.php.net/patch-display.php?bug=74435&patch=fix-74435-php-7.0&revision=1497970038
- www.tenable.comhttps://www.tenable.com/security/tns-2017-12
- www.debian.orgDSA-3938http://www.debian.org/security/2017/dsa-3938
- access.redhat.comRHSA-2018:1296https://access.redhat.com/errata/RHSA-2018:1296
- php.nethttp://php.net/ChangeLog-5.php
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20180112-0001/
- www.securityfocus.com99492http://www.securityfocus.com/bid/99492
- php.nethttp://php.net/ChangeLog-7.php
- access.redhat.comRHSA-2018:0406https://access.redhat.com/errata/RHSA-2018:0406
- bugs.php.nethttps://bugs.php.net/bug.php?id=74435
07 Fixed in
Debian 12
- libgd2 Fixed in 2.2.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- libgd2 Fixed in 2.2.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- libgd2 Fixed in 2.2.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- libgd2 Fixed in 2.1.0-3ubuntu0.7
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- libgd2 Fixed in 2.1.1-4ubuntu0.16.04.7
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.