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====================================================================                   
Red Hat Security Advisory

Synopsis:          Moderate: python-pillow security update
Advisory ID:       RHSA-2021:4149-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4149
Issue date:        2021-11-09
CVE Names:         CVE-2020-35653 CVE-2020-35655 CVE-2021-25287
                   CVE-2021-25288 CVE-2021-25290 CVE-2021-25292
                   CVE-2021-25293 CVE-2021-27921 CVE-2021-27922
                   CVE-2021-27923 CVE-2021-28675 CVE-2021-28676
                   CVE-2021-28677 CVE-2021-28678 CVE-2021-34552
====================================================================
1. Summary:

An update for python-pillow 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

3. Description:

The python-pillow packages contain a Python image processing library that
provides extensive file format support, an efficient internal
representation, and powerful image-processing capabilities.

Security Fix(es):

* python-pillow: Out-of-bounds read in J2K image reader (CVE-2021-25287)

* python-pillow: Out-of-bounds read in J2K image reader (CVE-2021-25288)

* python-pillow: Negative-offset memcpy in TIFF image reader
(CVE-2021-25290)

* python-pillow: Regular expression DoS in PDF format parser
(CVE-2021-25292)

* python-pillow: Out-of-bounds read in SGI RLE image reader
(CVE-2021-25293)

* python-pillow: Excessive memory allocation in BLP image reader
(CVE-2021-27921)

* python-pillow: Excessive memory allocation in ICNS image reader
(CVE-2021-27922)

* python-pillow: Excessive memory allocation in ICO image reader
(CVE-2021-27923)

* python-pillow: Excessive memory allocation in PSD image reader
(CVE-2021-28675)

* python-pillow: Infinite loop in FLI image reader (CVE-2021-28676)

* python-pillow: Excessive CPU use in EPS image reader (CVE-2021-28677)

* python-pillow: Excessive looping in BLP image reader (CVE-2021-28678)

* python-pillow: Buffer overflow in image convert function (CVE-2021-34552)

* python-pillow: Buffer over-read in PCX image reader (CVE-2020-35653)

* python-pillow: Buffer over-read in SGI RLE image reader (CVE-2020-35655)

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

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

1915420 - CVE-2020-35653 python-pillow: Buffer over-read in PCX image reader
1915432 - CVE-2020-35655 python-pillow: Buffer over-read in SGI RLE image reader
1934685 - CVE-2021-25290 python-pillow: Negative-offset memcpy in TIFF image reader
1934699 - CVE-2021-25292 python-pillow: Regular expression DoS in PDF format parser
1934705 - CVE-2021-25293 python-pillow: Out-of-bounds read in SGI RLE image reader
1935384 - CVE-2021-27921 python-pillow: Excessive memory allocation in BLP image reader
1935396 - CVE-2021-27922 python-pillow: Excessive memory allocation in ICNS image reader
1935401 - CVE-2021-27923 python-pillow: Excessive memory allocation in ICO image reader
1958226 - CVE-2021-25287 python-pillow: Out-of-bounds read in J2K image reader
1958231 - CVE-2021-25288 python-pillow: Out-of-bounds read in J2K image reader
1958240 - CVE-2021-28675 python-pillow: Excessive memory allocation in PSD image reader
1958252 - CVE-2021-28676 python-pillow: Infinite loop in FLI image reader
1958257 - CVE-2021-28677 python-pillow: Excessive CPU use in EPS image reader
1958263 - CVE-2021-28678 python-pillow: Excessive looping in BLP image reader
1982378 - CVE-2021-34552 python-pillow: Buffer overflow in image convert function

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
python-pillow-5.1.1-16.el8.src.rpm

aarch64:
python-pillow-debuginfo-5.1.1-16.el8.aarch64.rpm
python-pillow-debugsource-5.1.1-16.el8.aarch64.rpm
python3-pillow-5.1.1-16.el8.aarch64.rpm
python3-pillow-debuginfo-5.1.1-16.el8.aarch64.rpm
python3-pillow-tk-debuginfo-5.1.1-16.el8.aarch64.rpm

ppc64le:
python-pillow-debuginfo-5.1.1-16.el8.ppc64le.rpm
python-pillow-debugsource-5.1.1-16.el8.ppc64le.rpm
python3-pillow-5.1.1-16.el8.ppc64le.rpm
python3-pillow-debuginfo-5.1.1-16.el8.ppc64le.rpm
python3-pillow-tk-debuginfo-5.1.1-16.el8.ppc64le.rpm

s390x:
python-pillow-debuginfo-5.1.1-16.el8.s390x.rpm
python-pillow-debugsource-5.1.1-16.el8.s390x.rpm
python3-pillow-5.1.1-16.el8.s390x.rpm
python3-pillow-debuginfo-5.1.1-16.el8.s390x.rpm
python3-pillow-tk-debuginfo-5.1.1-16.el8.s390x.rpm

x86_64:
python-pillow-debuginfo-5.1.1-16.el8.x86_64.rpm
python-pillow-debugsource-5.1.1-16.el8.x86_64.rpm
python3-pillow-5.1.1-16.el8.x86_64.rpm
python3-pillow-debuginfo-5.1.1-16.el8.x86_64.rpm
python3-pillow-tk-debuginfo-5.1.1-16.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-2020-35653
https://access.redhat.com/security/cve/CVE-2020-35655
https://access.redhat.com/security/cve/CVE-2021-25287
https://access.redhat.com/security/cve/CVE-2021-25288
https://access.redhat.com/security/cve/CVE-2021-25290
https://access.redhat.com/security/cve/CVE-2021-25292
https://access.redhat.com/security/cve/CVE-2021-25293
https://access.redhat.com/security/cve/CVE-2021-27921
https://access.redhat.com/security/cve/CVE-2021-27922
https://access.redhat.com/security/cve/CVE-2021-27923
https://access.redhat.com/security/cve/CVE-2021-28675
https://access.redhat.com/security/cve/CVE-2021-28676
https://access.redhat.com/security/cve/CVE-2021-28677
https://access.redhat.com/security/cve/CVE-2021-28678
https://access.redhat.com/security/cve/CVE-2021-34552
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@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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