Bug 2084269 (CVE-2022-1622) - CVE-2022-1622 libtiff: out-of-bounds read in LZWDecode
Summary: CVE-2022-1622 libtiff: out-of-bounds read in LZWDecode
Alias: CVE-2022-1622
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Depends On: 2084270 2084271 2084272 2084273 2084274 2084275
Blocks: 2084262
TreeView+ depends on / blocked
Reported: 2022-05-11 18:50 UTC by Anten Skrabec
Modified: 2022-05-31 14:12 UTC (History)
8 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds read vulnerability was found in Libtiff's LZWDecode() function in libtiff/tif_lzw.c. This flaw allows an attacker to perform a denial-of-service attack via a crafted tiff file, leading to the application crashing.
Clone Of:
Last Closed: 2022-05-30 12:44:00 UTC

Attachments (Terms of Use)

Description Anten Skrabec 2022-05-11 18:50:20 UTC
LibTIFF master branch has an out-of-bounds read in LZWDecode in libtiff/tif_lzw.c:619, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit b4e79bfa.


Comment 1 Anten Skrabec 2022-05-11 18:51:30 UTC
Created iv tracking bugs for this issue:

Affects: fedora-34 [bug 2084270]
Affects: fedora-35 [bug 2084273]

Created libtiff tracking bugs for this issue:

Affects: fedora-34 [bug 2084271]
Affects: fedora-35 [bug 2084274]

Created mingw-libtiff tracking bugs for this issue:

Affects: fedora-34 [bug 2084272]
Affects: fedora-35 [bug 2084275]

Comment 3 Product Security DevOps Team 2022-05-30 12:43:58 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):


Note You need to log in before you can comment on or make changes to this bug.