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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.32%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org Vendor Advisory readthedocs.io Vendor Advisory readthedocs.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://pillow.readthedocs.io/en/stable/releasenotes/index.html release notes vendor advisory
https://pillow.readthedocs.io/en/stable/releasenotes/8.3.0.html#buffer-overflow release notes vendor advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00018.html third party advisory mailing list
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7V6LCG525ARIX6LX5QRYNAWVDD2MD2SV/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUGBBT63VL7G4JNOEIPDJIOC34ZFBKNJ/ vendor advisory
https://security.gentoo.org/glsa/202211-10 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-34552?
CVE-2021-34552 has been scored as a critical severity vulnerability.
How to fix CVE-2021-34552?
To fix CVE-2021-34552, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-34552 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-34552 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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