RLSA-2021:4235

    Dashboard / Vulnerabilities / RLSA-2021:4235

    RLSA-2021:4235

    Published: 9 Nov 2021Last Modified: 5 Feb 2026

    Summary: Moderate: jasper security update

    Details: JasPer is an implementation of Part 1 of the JPEG 2000 image compression standard. Security Fix(es): * jasper: Heap-based buffer overflow in cp_create() in jpc_enc.c (CVE-2020-27828) * jasper: Heap-based buffer over-read in jp2_decode() in jp2_dec.c (CVE-2021-3272) * jasper: Out of bounds read in jp2_decode() in jp2_dec.c (CVE-2021-26926) * jasper: NULL pointer dereference in jp2_decode() in jp2_dec.c (CVE-2021-26927) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Rocky Linux 8.5 Release Notes linked from the References section.

    References: https://errata.rockylinux.org/RLSA-2021:4235, https://bugzilla.redhat.com/show_bug.cgi?id=1905201, https://bugzilla.redhat.com/show_bug.cgi?id=1921325, https://bugzilla.redhat.com/show_bug.cgi?id=1921426, https://bugzilla.redhat.com/show_bug.cgi?id=1921428

    Affected packages

    Package

    Name: jasper

    Purl: pkg:rpm/rocky-linux/jasper?distro=rocky-linux-8&epoch=0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:2.0.14-5.el8

    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
    RLSA-2021:4235 | CVE-DB