[RHSA-2021:4241-03] Moderate: libtiff security and bug fix update

Tue Nov 9 20:48:54 UTC 2021

An update for libtiff is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux CRB (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

The libtiff packages contain a library of functions for manipulating Tagged
Image File Format (TIFF) files.

Security Fix(es):

* libtiff: Integer overflow in tif_getimage.c (CVE-2020-35523)

* libtiff: Heap-based buffer overflow in TIFF2PDF tool (CVE-2020-35524)

* libtiff: Memory allocation failure in tiff2rgba (CVE-2020-35521)

* libtiff: Memory allocation failure in tiff2rgba (CVE-2020-35522)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.5 Release Notes linked from the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running applications linked against libtiff must be restarted for this
update to take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1932034 - CVE-2020-35521 libtiff: Memory allocation failure in tiff2rgba
1932037 - CVE-2020-35522 libtiff: Memory allocation failure in tiff2rgba
1932040 - CVE-2020-35523 libtiff: Integer overflow in tif_getimage.c
1932044 - CVE-2020-35524 libtiff: Heap-based buffer overflow in TIFF2PDF tool

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
libtiff-4.0.9-20.el8.src.rpm

aarch64:
libtiff-4.0.9-20.el8.aarch64.rpm
libtiff-debuginfo-4.0.9-20.el8.aarch64.rpm
libtiff-debugsource-4.0.9-20.el8.aarch64.rpm
libtiff-devel-4.0.9-20.el8.aarch64.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.aarch64.rpm

ppc64le:
libtiff-4.0.9-20.el8.ppc64le.rpm
libtiff-debuginfo-4.0.9-20.el8.ppc64le.rpm
libtiff-debugsource-4.0.9-20.el8.ppc64le.rpm
libtiff-devel-4.0.9-20.el8.ppc64le.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.ppc64le.rpm

s390x:
libtiff-4.0.9-20.el8.s390x.rpm
libtiff-debuginfo-4.0.9-20.el8.s390x.rpm
libtiff-debugsource-4.0.9-20.el8.s390x.rpm
libtiff-devel-4.0.9-20.el8.s390x.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.s390x.rpm

x86_64:
libtiff-4.0.9-20.el8.i686.rpm
libtiff-4.0.9-20.el8.x86_64.rpm
libtiff-debuginfo-4.0.9-20.el8.i686.rpm
libtiff-debuginfo-4.0.9-20.el8.x86_64.rpm
libtiff-debugsource-4.0.9-20.el8.i686.rpm
libtiff-debugsource-4.0.9-20.el8.x86_64.rpm
libtiff-devel-4.0.9-20.el8.i686.rpm
libtiff-devel-4.0.9-20.el8.x86_64.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.i686.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.x86_64.rpm

Red Hat Enterprise Linux CRB (v. 8):

aarch64:
libtiff-debuginfo-4.0.9-20.el8.aarch64.rpm
libtiff-debugsource-4.0.9-20.el8.aarch64.rpm
libtiff-tools-4.0.9-20.el8.aarch64.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.aarch64.rpm

ppc64le:
libtiff-debuginfo-4.0.9-20.el8.ppc64le.rpm
libtiff-debugsource-4.0.9-20.el8.ppc64le.rpm
libtiff-tools-4.0.9-20.el8.ppc64le.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.ppc64le.rpm

s390x:
libtiff-debuginfo-4.0.9-20.el8.s390x.rpm
libtiff-debugsource-4.0.9-20.el8.s390x.rpm
libtiff-tools-4.0.9-20.el8.s390x.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.s390x.rpm

x86_64:
libtiff-debuginfo-4.0.9-20.el8.x86_64.rpm
libtiff-debugsource-4.0.9-20.el8.x86_64.rpm
libtiff-tools-4.0.9-20.el8.x86_64.rpm
libtiff-tools-debuginfo-4.0.9-20.el8.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2020-35521
https://access.redhat.com/security/cve/CVE-2020-35522
https://access.redhat.com/security/cve/CVE-2020-35523
https://access.redhat.com/security/cve/CVE-2020-35524
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

8. Contact:

The Red Hat security contact is <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=Mt6c
-----END PGP SIGNATURE-----