Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Python | Pillow | >= 1.0, <= 1.1.7 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 33 |
Related Weaknesses (CWE)
References
- https://lists.debian.org/debian-lts-announce/2021/07/msg00018.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://pillow.readthedocs.io/en/stable/releasenotes/8.3.0.html#buffer-overflowRelease NotesVendor Advisory
- https://pillow.readthedocs.io/en/stable/releasenotes/index.htmlRelease NotesVendor Advisory
- https://security.gentoo.org/glsa/202211-10Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00018.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://pillow.readthedocs.io/en/stable/releasenotes/8.3.0.html#buffer-overflowRelease NotesVendor Advisory
- https://pillow.readthedocs.io/en/stable/releasenotes/index.htmlRelease NotesVendor Advisory
- https://security.gentoo.org/glsa/202211-10Third Party Advisory
FAQ
What is CVE-2021-34552?
CVE-2021-34552 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.
How severe is CVE-2021-34552?
CVE-2021-34552 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-34552?
Check the references section above for vendor advisories and patch information. Affected products include: Python Pillow, Debian Debian Linux, Fedoraproject Fedora.