Bug 1932040 (CVE-2020-35523) - CVE-2020-35523 libtiff: Integer overflow in tif_getimage.c
Summary: CVE-2020-35523 libtiff: Integer overflow in tif_getimage.c
Keywords:
Status: NEW
Alias: CVE-2020-35523
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1932042 1934518 1934519 1945542 1932043 1945541
Blocks: 1932047 1932054
TreeView+ depends on / blocked
 
Reported: 2021-02-23 19:47 UTC by Pedro Sampaio
Modified: 2021-04-01 09:17 UTC (History)
7 users (show)

Fixed In Version: libtiff 4.2.0
Doc Type: If docs needed, set a value
Doc Text:
An integer overflow flaw was found in libtiff that exists in the tif_getimage.c file. This flaw allows an attacker to inject and execute arbitrary code when a user opens a crafted TIFF file. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Clone Of:
Environment:
Last Closed:


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Description Pedro Sampaio 2021-02-23 19:47:12 UTC
In libtiff 4.1.0, an integer overflow vulnerability exists in tif_getimage.c file. By enticing a user to open a craft TIFF file, an attacker may leverage the vulnerability to inject and execute arbitrary code.

References:

https://gitlab.com/libtiff/libtiff/-/commit/c8d613ef497058fe653c467fc84c70a62a4a71b2
https://gitlab.com/libtiff/libtiff/-/merge_requests/160

Comment 1 Pedro Sampaio 2021-02-23 19:48:05 UTC
Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1932043]


Created mingw-libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1932042]


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