UBUNTU-CVE-2015-3622

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    UBUNTU-CVE-2015-3622

    Published: 1 May 2015Last Modified: 22 Apr 2026
    Upstream:
    CVE-2015-3622
    Aliases:
    USN-2604-1

    Summary:

    Details: The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.5 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted certificate.

    References: https://ubuntu.com/security/CVE-2015-3622, https://blog.fuzzing-project.org/9-Heap-overflow-invalid-read-in-Libtasn1-TFPA-0052015.html, https://ubuntu.com/security/notices/USN-2604-1, https://www.cve.org/CVERecord?id=CVE-2015-3622

    Affected packages

    Package

    Name: libtasn1-6

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.4-3ubuntu0.3

    Affected versions

    3.3-2

    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