CVE-2020-5312: Buffer Overflow
First published: Fri Jan 03 2020(Updated: )
A flaw was discovered in python-pillow does where it does not properly restrict operations within the bounds of a memory buffer when decoding PCX images. An application that uses python-pillow to decode untrusted images may be vulnerable to this flaw, which can allow an attacker to crash the application or potentially execute code on the system.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/python-imaging | <0:1.1.6-20.el6_10 | 0:1.1.6-20.el6_10 |
| redhat/python-pillow | <0:2.0.0-20.gitd1c6db8.el7_7 | 0:2.0.0-20.gitd1c6db8.el7_7 |
| redhat/python-pillow | <0:5.1.1-10.el8_1 | 0:5.1.1-10.el8_1 |
| redhat/python-pillow | <0:5.1.1-10.el8_0 | 0:5.1.1-10.el8_0 |
| 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 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Fedoraproject Fedora | =30 | |
| Fedoraproject Fedora | =31 | |
| redhat/python-pillow | <6.2.2 | 6.2.2 |
| debian/pillow | 8.1.2+dfsg-0.3+deb11u2 9.4.0-1.1+deb12u1 10.4.0-1 | |
| pip/Pillow | <6.2.2 | 6.2.2 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2020-5312 https://nvd.nist.gov/vuln/detail/CVE-2020-5312
- https://bugzilla.redhat.com/show_bug.cgi?id=1789533
- https://access.redhat.com/errata/RHSA-2020:0898
- https://access.redhat.com/errata/RHSA-2020:0578
- https://access.redhat.com/errata/RHSA-2020:0580
- https://access.redhat.com/errata/RHSA-2020:0566
- https://access.redhat.com/errata/RHSA-2021:0420
- https://access.redhat.com/security/cve/cve-2020-5312
- https://access.redhat.com/errata/RHSA-2020:0681
- https://access.redhat.com/errata/RHSA-2020:0683
- https://access.redhat.com/errata/RHSA-2020:0694
- https://github.com/python-pillow/Pillow/commit/93b22b846e0269ee9594ff71a72bec02d2bea8fd
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2MMU3WT2X64GS5WHDPKKC2WZA7UIIQ3A/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3DUMIBUYGJRAVJCTFUWBRLVQKOUTVX5P/
- https://pillow.readthedocs.io/en/stable/releasenotes/6.2.2.html
- https://usn.ubuntu.com/4272-1/
- https://www.debian.org/security/2020/dsa-4631
- https://launchpad.net/bugs/cve/CVE-2020-5312
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789541
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789542
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MMU3WT2X64GS5WHDPKKC2WZA7UIIQ3A/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3DUMIBUYGJRAVJCTFUWBRLVQKOUTVX5P/
- https://security-tracker.debian.org/tracker/CVE-2020-5312
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5312
- https://nvd.nist.gov/vuln/detail/CVE-2020-5312
- https://ubuntu.com/security/CVE-2020-5312
- https://github.com/pypa/advisory-db/blob/7872b0a91b4d980f749e6d75a81f8cc1af32829f/vulns/pillow/PYSEC-2020-83.yaml
- https://github.com/advisories/GHSA-p49h-hjvm-jg3h (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2020-83.yaml
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2MMU3WT2X64GS5WHDPKKC2WZA7UIIQ3A
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3DUMIBUYGJRAVJCTFUWBRLVQKOUTVX5P
- https://usn.ubuntu.com/4272-1
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is CVE-2020-5312?
CVE-2020-5312 is a vulnerability in libImaging/PcxDecode.c in Pillow before 6.2.2 that allows a PCX P mode buffer overflow.
What is the severity of CVE-2020-5312?
The severity of CVE-2020-5312 is critical with a severity score of 9.8.
How does CVE-2020-5312 affect python-pillow?
CVE-2020-5312 affects python-pillow versions before 6.2.2.
How can I fix the vulnerability CVE-2020-5312?
To fix the vulnerability CVE-2020-5312, update python-pillow to version 6.2.2 or later.
Where can I find more information about CVE-2020-5312?
You can find more information about CVE-2020-5312 in the references provided: [link1](https://github.com/python-pillow/Pillow/commit/93b22b846e0269ee9594ff71a72bec02d2bea8fd), [link2](https://pillow.readthedocs.io/en/stable/releasenotes/6.2.2.html), [link3](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789541).
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