Heap-Based Buffer Over-Read in CImg Library Affects Image Processing
CVE-2018-7637

7.8HIGH

Key Information:

Vendor

Cimg

Status
Cimg
Vendor
CVE Published:
2 March 2018

What is CVE-2018-7637?

A vulnerability in the CImg library, specifically in the load_bmp function within CImg.h, allows for a heap-based buffer over-read when handling specially crafted BMP images. This issue primarily arises during the loading of images in a '16 colors' format, classified as case 4. The flaw could potentially expose sensitive information or lead to undefined behaviors within applications utilizing this library.

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References

https://github.com/dtschump/CImg/issues/185
x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2019/09/msg0...
mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2020/10/msg0...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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