MGASA-2021-0290

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    MGASA-2021-0290

    Published: 28 Jun 2021Last Modified: 16 Apr 2026

    Summary: Updated leptonica packages fix security vulnerabilities

    Details: Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c (CVE-2020-36277). Leptonica before 1.80.0 allows a heap-based buffer over-read in findNextBorderPixel in ccbord.c (CVE-2020-36278). Leptonica before 1.80.0 allows a heap-based buffer over-read in rasteropGeneralLow, related to adaptmap_reg.c and adaptmap.c (CVE-2020-36279). Leptonica before 1.80.0 allows a heap-based buffer over-read in pixReadFromTiffStream, related to tiffio.c (CVE-2020-36280). Leptonica before 1.80.0 allows a heap-based buffer over-read in pixFewColorsOctcubeQuantMixed in colorquant1.c (CVE-2020-36281).

    References: https://advisories.mageia.org/MGASA-2021-0290.html, https://bugs.mageia.org/show_bug.cgi?id=28994, https://lists.fedoraproject.org/archives/list/[email protected]/thread/JQUEA2X6UTH4DMYCMZAWE2QQLN5YANUA/, https://www.debian.org/lts/security/2021/dla-2612

    Affected packages

    Package

    Name: leptonica

    Purl: pkg:rpm/mageia/leptonica?arch=source&distro=mageia-7

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.80.0-1.mga7

    Affected versions

    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
    MGASA-2021-0290 | CVE-DB