UBUNTU-CVE-2021-25291

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    UBUNTU-CVE-2021-25291

    Published: 3 Mar 2021Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-25291
    Aliases:
    USN-4763-1

    Summary:

    Details: An issue was discovered in Pillow before 8.1.1. In TiffDecode.c, there is an out-of-bounds read in TiffreadRGBATile via invalid tile boundaries.

    References: https://ubuntu.com/security/CVE-2021-25291, https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html, https://ubuntu.com/security/notices/USN-4763-1, https://www.cve.org/CVERecord?id=CVE-2021-25291

    Affected packages

    Package

    Name: pillow

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -7.0.0-4ubuntu0.3

    Affected versions

    6.1.0-1
    6.1.0-1build1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    UBUNTU-CVE-2021-25291 | CVE-DB