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Vulnerability DatabaseCVE-2021-25293
CVE-2021-25293:
Python vulnerability analysis and mitigation
Overview
An out-of-bounds read vulnerability (CVE-2021-25293) was discovered in Pillow, a Python imaging library, affecting versions before 8.1.1. The vulnerability was specifically identified in the SGIRleDecode.c component and has been present since Pillow version 4.3.0 (Debian Tracker, Pillow Docs).
Technical details
The vulnerability is classified as an out-of-bounds read issue in the SGIRleDecode.c component of Pillow. The issue was introduced in version 4.3.0 and affects all versions up to 8.1.1. The vulnerability was assigned a CVSS 3 Severity Score of 7.5 (High) (Ubuntu Security).
Impact
The vulnerability could potentially lead to unauthorized access to memory contents through out-of-bounds read operations when processing SGI RLE images (CVE Mitre).
Mitigation and workarounds
The vulnerability has been fixed in Pillow version 8.1.1 and later releases. Users are advised to upgrade to the patched version. For Gentoo users, the recommendation is to upgrade to version 8.2.0 or later using the command: emerge --ask --oneshot --verbose ">=dev-python/pillow-8.2.0" (Gentoo Security).
Additional resources
Source: This report was generated using AI
Related Python vulnerabilities:
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