Description
Pillow through 8.2.0 and PIL (aka Python Imaging Library) through 1.1.7 allow an attacker to pass controlled parameters directly into a convert function to trigger a buffer overflow in Convert.c.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | pillow | 8.1.2+dfsg-0.3 | — |
| Debian 13 | pillow | 8.1.2+dfsg-0.3 | — |
| Debian 12 | pillow | 8.1.2+dfsg-0.3 | — |
| Debian 9 | pillow | 4.0.0-4+deb9u3 | DLA-2716-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | pillow | 7.0.0-4ubuntu0.5 | USN-5227-1 |
| Ubuntu 18.04 LTS | pillow | 5.1.0-1ubuntu0.7 | USN-5227-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | pillow-python2 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | pillow | 3.1.2-0ubuntu1.6+esm1 | USN-5227-2 |
| Ubuntu Pro 14.04 LTS | pillow | 2.3.0-1ubuntu3.4+esm3 | USN-5227-2 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | python-pillow +1 | 5.1.1-16.el8 | RHSA-2021:4149 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | python3-pillow | 5.1.1-16.el8 | ALSA-2021:4149 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | python-pillow | 5.1.1-16.el8 | RLSA-2021:4149 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | python-Pillow | 7.2.0-150300.3.15.1 | SUSE-SU-2024:1673-2 |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE OpenStack Cloud Crowbar 9 | python-Pillow | 5.2.0-3.11.1 | SUSE-SU-2021:2631-1 |
| SUSE OpenStack Cloud Crowbar 8 | python-Pillow | 4.2.1-3.17.1 | SUSE-SU-2021:2632-1 |
| SUSE OpenStack Cloud 9 | python-Pillow | 5.2.0-3.11.1 | SUSE-SU-2021:2631-1 |
| SUSE OpenStack Cloud 8 | python-Pillow | 4.2.1-3.17.1 | SUSE-SU-2021:2632-1 |
| SUSE OpenStack Cloud 7 | python-Pillow | 2.8.1-4.25.1 | SUSE-SU-2021:2595-1 |
| SUSE HPE Helion OpenStack 8 | python-Pillow | 4.2.1-3.17.1 | SUSE-SU-2021:2632-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | python-Pillow | 8.3.2-1.2 | openSUSE-SU-2026:11261-1, openSUSE-SU-2024:13827-1, openSUSE-SU-2024:11209-1 |
| openSUSE Leap 15.5 | python-Pillow | 7.2.0-150300.3.15.1 | SUSE-SU-2024:1673-1 |
| openSUSE Leap 15.2 | python-CairoSVG | 2.5.1-lp152.2.3.1 | openSUSE-SU-2021:1134-1 |
| openSUSE Leap 15.2 | python-Pillow | 8.3.1-lp152.5.3.1 | openSUSE-SU-2021:1134-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | py3-pillow | 8.3.0-r0 | — |
| Alpine v3.23 | py3-pillow | 8.3.0-r0 | — |
| Alpine v3.22 | py3-pillow | 8.3.0-r0 | — |
| Alpine v3.21 | py3-pillow | 8.3.0-r0 | — |
| Alpine v3.20 | py3-pillow | 8.3.0-r0 | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | py3-pillow | 8.3.0-r0 | — |
| Alpine v3.18 | py3-pillow | 8.3.0-r0 | — |
| Alpine v3.17 | py3-pillow | 8.3.0-r0 | — |
| Alpine v3.16 | py3-pillow | 8.3.0-r0 | — |
| Alpine v3.15 | py3-pillow | 8.3.0-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | python3-pillow +2 | 9.4.0-2.amzn2023.0.1 | ALAS2023-2023-146 |
| Amazon Linux 2 | python-pillow +4 | 2.0.0-23.gitd1c6db8.amzn2.0.4 | ALAS2-2023-2083 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | pillow | < 8.3.0 | 8.3.0 | GHSA-7534-mm45-c74v |
Advisories 18
- ALSA-2021:4149 Moderate: python-pillow security update AlmaLinux Security Advisories · Oct 29, 2026
- WID-SEC-2022-1835 Red Hat Enterprise Linux (python-pillow): Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 14, 2026
- openSUSE-SU-2026:11261-1 python313-Pillow-12.3.0-1.1 on GA media SUSE / openSUSE Security Updates · Jul 13, 2026
- USN-5227-2 pillow vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- RHSA-2021:4149 Red Hat Security Advisory: python-pillow security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- USN-5227-1 pillow vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-2716-1 pillow - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2021:4149 Moderate: python-pillow security update Rocky Linux Security Advisories · Feb 4, 2026
- openSUSE-SU-2024:13827-1 python310-Pillow-10.3.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:2632-1 Security update for python-Pillow SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:2595-1 Security update for python-Pillow SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11209-1 python36-Pillow-8.3.2-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2021:1134-1 Security update for python-CairoSVG, python-Pillow SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:1673-1 Security update for python-Pillow SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:1673-2 Security update for python-Pillow SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:2631-1 Security update for python-Pillow SUSE / openSUSE Security Updates · May 2, 2025
- ALAS2-2023-2083 Important: python-pillow security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jun 7, 2023
- ALAS2023-2023-146 Important: python-pillow security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Mar 22, 2023
References
- https://pillow.readthedocs.io/en/stable/releasenotes/index.html
- https://pillow.readthedocs.io/en/stable/releasenotes/8.3.0.html#buffer-overflow
- [debian-lts-announce] 20210722 [SECURITY] [DLA 2716-1] pillow security update mailing-list
- FEDORA-2021-bf01a738f3 vendor-advisory
- FEDORA-2021-3ec845dc0c vendor-advisory
- GLSA-202211-10 vendor-advisory