Bug 2042603 (CVE-2022-22844) - CVE-2022-22844 libtiff: out-of-bounds read in _TIFFmemcpy() in tif_unix.c
Summary: CVE-2022-22844 libtiff: out-of-bounds read in _TIFFmemcpy() in tif_unix.c
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-22844
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: 2042604 2042605 2042767 2042768 2042769
Blocks: 2042606
TreeView+ depends on / blocked
 
Reported: 2022-01-19 19:36 UTC by Guilherme de Almeida Suckevicz
Modified: 2022-12-06 19:33 UTC (History)
16 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2022-12-06 19:33:11 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2022:7585 0 None None None 2022-11-08 09:45:01 UTC
Red Hat Product Errata RHSA-2022:8194 0 None None None 2022-11-15 10:35:15 UTC

Description Guilherme de Almeida Suckevicz 2022-01-19 19:36:18 UTC 
LibTIFF 4.3.0 has an out-of-bounds read in _TIFFmemcpy in tif_unix.c in certain situations involving a custom tag and 0x0200 as the second word of the DE field.

Reference:
https://gitlab.com/libtiff/libtiff/-/issues/355

Upstream patch:
https://gitlab.com/libtiff/libtiff/-/merge_requests/287
Comment 1 Guilherme de Almeida Suckevicz 2022-01-19 19:36:39 UTC 
Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 2042604]


Created mingw-libtiff tracking bugs for this issue:

Affects: fedora-all [bug 2042605]
Comment 6 errata-xmlrpc 2022-11-08 09:44:59 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:7585 https://access.redhat.com/errata/RHSA-2022:7585
Comment 7 errata-xmlrpc 2022-11-15 10:35:13 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:8194 https://access.redhat.com/errata/RHSA-2022:8194
Comment 8 Product Security DevOps Team 2022-12-06 19:33:09 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-22844
Note You need to log in before you can comment on or make changes to this bug.