ALPINE-CVE-2023-6992

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    ALPINE-CVE-2023-6992

    Published: 4 Jan 2024Last Modified: 14 Jul 2026
    Upstream:
    CVE-2023-6992

    Summary:

    Details: Cloudflare version of zlib library was found to be vulnerable to memory corruption issues affecting the deflation algorithm implementation (deflate.c). The issues resulted from improper input validation and heap-based buffer overflow. A local attacker could exploit the problem during compression using a crafted malicious file potentially leading to denial of service of the software. Patches: The issue has been patched in commit 8352d10 https://github.com/cloudflare/zlib/commit/8352d108c05db1bdc5ac3bdf834dad641694c13c . The upstream repository is not affected.

    References: https://security.alpinelinux.org/vuln/CVE-2023-6992

    Affected packages

    Package

    Name: zlib

    Purl: pkg:apk/alpine/zlib?arch=source

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0

    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
    ALPINE-CVE-2023-6992 | CVE-DB