CVE-2020-5310: Integer Overflow

Published Jan 3, 2020
·
Updated

libImaging/TiffDecode.c in Pillow before 6.2.2 has a TIFF decoding integer overflow, related to realloc.

Other sources

libImaging/TiffDecode.c in Pillow before 6.2.2 has a TIFF decoding integer overflow, related to realloc.

Affected Software

10 affected componentsFixes available
redhat/python-pillow<6.2.2
6.2.2
pip/pillow>=0<6.2.2
6.2.2
Python Pillow<6.2.2
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
Fedoraproject Fedora=30
Fedoraproject Fedora=31
debian/pillow
8.1.2+dfsg-0.3+deb11u28.1.2+dfsg-0.3+deb11u39.4.0-1.1+deb12u111.1.0-5+deb13u411.1.0-5+deb13u312.2.0-112.3.0-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/python-pillow to a version that resolves this vulnerability.

    Fixed in 6.2.2
  2. Upgrade

    Upgrade pip/pillow to a version that resolves this vulnerability.

    Fixed in 6.2.2
  3. Upgrade

    Upgrade debian/pillow to a version that resolves this vulnerability.

    Fixed in 8.1.2+dfsg-0.3+deb11u2Fixed in 8.1.2+dfsg-0.3+deb11u3Fixed in 9.4.0-1.1+deb12u1Fixed in 11.1.0-5+deb13u4Fixed in 11.1.0-5+deb13u3Fixed in 12.2.0-1Fixed in 12.3.0-1
  4. Upgrade

    Upgrade Pillow to a version that resolves this vulnerability.

    Fixed in 6.2.2
  5. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch 4e2def2539ec13e53a82e06c4b3daf00454100c4

Event History

Jan 3, 2020
CVE Published
12:00 AM
Data Sourced
12:00 AM
RemedyDescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·12:52 AM
Data Sourced
via MITRE·12:52 AM
Description
Data Sourced
via NVD·01:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Nov 3, 2021
Advisory Published
via GitHub·06:04 PM
Feb 21, 2026
Data Sourced
via Ubuntu·12:01 AM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Launchpad·12:02 AM
Description
Jul 20, 2026
Data Sourced
via Debian·11:41 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the vulnerability ID of this issue?

The vulnerability ID is CVE-2020-5310.

2

What is the severity of CVE-2020-5310?

The severity of CVE-2020-5310 is high with a severity score of 8.1.

3

What is the affected software?

The affected software is Pillow versions before 6.2.2.

4

How can I fix the vulnerability?

To fix the vulnerability, upgrade to Pillow version 6.2.2 or later.

5

Where can I find more information about CVE-2020-5310?

You can find more information about CVE-2020-5310 at the following references: [GitHub Commit](https://github.com/python-pillow/Pillow/commit/4e2def2539ec13e53a82e06c4b3daf00454100c4), [Release Notes](https://pillow.readthedocs.io/en/stable/releasenotes/6.2.2.html), and [Bugzilla Report](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789541).

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