Bug 1561206 (CVE-2018-8975) - CVE-2018-8975 netpbm: heap-buffer-overflow in pm_mallocarray2 function in lib/util/mallocvar.c
Summary: CVE-2018-8975 netpbm: heap-buffer-overflow in pm_mallocarray2 function in lib...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2018-8975
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: 1561207 1561208 1588805 1910625
Blocks: 1561211
TreeView+ depends on / blocked
 
Reported: 2018-03-27 21:38 UTC by Laura Pardo
Modified: 2022-04-17 20:55 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2021-10-21 19:59:02 UTC
Embargoed:

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Description Laura Pardo 2018-03-27 21:38:56 UTC 
A flaw was found in Netpbm through 10.81.03. The pm_mallocarray2 function in lib/util/mallocvar.c allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted image file, as demonstrated by pbmmask.


References:
https://github.com/xiaoqx/pocs/tree/master/netpbm
Comment 1 Laura Pardo 2018-03-27 21:39:37 UTC 
Created netpbm tracking bugs for this issue:

Affects: fedora-all [bug 1561207]
Comment 8 Tomas Hoger 2020-04-21 12:39:18 UTC 
SUSE bug:
https://bugzilla.novell.com/show_bug.cgi?id=1086777#c7

indicates this to be the upstream commit:
https://sourceforge.net/p/netpbm/code/3279/
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