CLEANSTART-2026-HV92154

    Dashboard / Vulnerabilities / CLEANSTART-2026-HV92154

    CLEANSTART-2026-HV92154

    Published: 30 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2021-42374

    Summary: out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed

    Details: Security vulnerability affects the busybox package. An out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-HV92154.json, https://osv.dev/vulnerability/CVE-2021-42374, https://nvd.nist.gov/vuln/detail/CVE-2021-42374

    Affected packages

    Package

    Name: busybox

    Purl: pkg:apk/cleanstart/busybox

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.34.0-r0

    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
    CLEANSTART-2026-HV92154 | CVE-DB