Critical severity9.8NVD Advisory· Published Jul 13, 2021· Updated Jun 17, 2026
CVE-2021-34552
CVE-2021-34552
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
pillowPyPI | < 8.3.0 | 8.3.0 |
Affected products
15- Pillow/Pillowdescription
- osv-coords14 versionspkg:bitnami/pillowpkg:pypi/pillowpkg:rpm/almalinux/python3-pillowpkg:rpm/opensuse/python-CairoSVG&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/python-Pillow&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/python-Pillow&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/python-Pillow&distro=openSUSE%20Tumbleweedpkg:rpm/suse/python-Pillow&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/python-Pillow&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6pkg:rpm/suse/python-Pillow&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/python-Pillow&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/python-Pillow&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/python-Pillow&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/python-Pillow&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
>= 1.0.0, < 1.1.8+ 13 more
- (no CPE)range: >= 1.0.0, < 1.1.8
- (no CPE)range: < 8.3.0
- (no CPE)range: < 5.1.1-16.el8
- (no CPE)range: < 2.5.1-lp152.2.3.1
- (no CPE)range: < 8.3.1-lp152.5.3.1
- (no CPE)range: < 7.2.0-150300.3.15.1
- (no CPE)range: < 8.3.2-1.2
- (no CPE)range: < 4.2.1-3.17.1
- (no CPE)range: < 7.2.0-150300.3.15.1
- (no CPE)range: < 2.8.1-4.25.1
- (no CPE)range: < 4.2.1-3.17.1
- (no CPE)range: < 5.2.0-3.11.1
- (no CPE)range: < 4.2.1-3.17.1
- (no CPE)range: < 5.2.0-3.11.1
Patches
Vulnerability mechanics
References
13- github.com/advisories/GHSA-7534-mm45-c74vghsaADVISORY
- lists.debian.org/debian-lts-announce/2021/07/msg00018.htmlnvdMailing ListThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2021-34552ghsaADVISORY
- pillow.readthedocs.io/en/stable/releasenotes/8.3.0.htmlnvdRelease NotesVendor AdvisoryWEB
- pillow.readthedocs.io/en/stable/releasenotes/index.htmlnvdRelease NotesVendor AdvisoryWEB
- security.gentoo.org/glsa/202211-10nvdThird Party AdvisoryWEB
- github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-331.yamlghsaWEB
- github.com/python-pillow/Pillow/commit/31c473898c29d1b7cb6555ce67d9503a4906b83fghsaWEB
- github.com/python-pillow/Pillow/pull/5567ghsaWEB
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7V6LCG525ARIX6LX5QRYNAWVDD2MD2SVghsaWEB
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VUGBBT63VL7G4JNOEIPDJIOC34ZFBKNJghsaWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7V6LCG525ARIX6LX5QRYNAWVDD2MD2SV/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUGBBT63VL7G4JNOEIPDJIOC34ZFBKNJ/nvd
News mentions
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