Out-of-bounds Read Vulnerability in Pillow by Python Imaging Library
CVE-2021-25291

7.5HIGH

Key Information:

Vendor

Python

Status
Pillow
Vendor
CVE Published:
19 March 2021

What is CVE-2021-25291?

An issue was identified in Pillow prior to version 8.1.1 that results in an out-of-bounds read within the TiffDecode.c file. This vulnerability occurs during the processing of TiffreadRGBATile, where invalid tile boundaries can lead to unintended memory access. Such weaknesses can potentially be exploited to compromise application integrity, making it crucial for users to upgrade to the latest version to mitigate risks.

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References

https://pillow.readthedocs.io/en/stable/releasenotes/8.1....
x_refsource_MISC
https://security.gentoo.org/glsa/202107-33
vendor-advisoryx_refsource_GENTOO

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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