Bug 1552920 (CVE-2018-7637) - CVE-2018-7637 CImg: heap-based buffer over-read in load_bmp in CImg.h via crafted bmp image (16 colors)
Summary: CVE-2018-7637 CImg: heap-based buffer over-read in load_bmp in CImg.h via cra...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-7637
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1552921 1625337
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-03-07 22:52 UTC by Laura Pardo
Modified: 2019-09-29 14:34 UTC (History)
4 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2019-06-10 10:17:01 UTC
Embargoed:

Attachments (Terms of Use)

Description Laura Pardo 2018-03-07 22:52:28 UTC 
An issue was discovered in CImg v.220. A heap-based buffer over-read in load_bmp in CImg.h occurs when loading a crafted bmp image, a different vulnerability than CVE-2018-7588. This is in a "16 colors" case, aka case 4.

References:
https://github.com/dtschump/CImg/issues/185

Upstream Patch:
https://github.com/dtschump/CImg/commit/10af1e8c1ad2a58a0a3342a856bae63e8f257abb
Comment 1 Laura Pardo 2018-03-07 22:54:17 UTC 
Created CImg tracking bugs for this issue:

Affects: fedora-all [bug 1552921]
Comment 2 Scott Gayou 2018-09-04 16:49:56 UTC 
Created gmic tracking bugs for this issue:

Affects: fedora-27 [bug 1625337]
Comment 3 Product Security DevOps Team 2019-06-10 10:17:01 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
Note You need to log in before you can comment on or make changes to this bug.