UBUNTU-CVE-2022-3515

    Dashboard / Vulnerabilities / UBUNTU-CVE-2022-3515

    UBUNTU-CVE-2022-3515

    Published: 17 Oct 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2022-3515

    Summary:

    Details: A vulnerability was found in the Libksba library due to an integer overflow within the CRL parser. The vulnerability can be exploited remotely for code execution on the target system by passing specially crafted data to the application, for example, a malicious S/MIME attachment.

    References: https://ubuntu.com/security/CVE-2022-3515, https://gnupg.org/blog/20221017-pepe-left-the-ksba.html, https://ubuntu.com/security/notices/USN-5688-1, https://ubuntu.com/security/notices/USN-5688-2, https://www.cve.org/CVERecord?id=CVE-2022-3515

    Affected packages

    Package

    Name: libksba

    Purl: pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.3.0-3ubuntu0.14.04.2+esm1

    Affected versions

    1.3.0-2
    1.3.0-2ubuntu1
    1.3.0-3
    1.3.0-3ubuntu0.14.04.1
    1.3.0-3ubuntu0.14.04.2

    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
    UBUNTU-CVE-2022-3515 | CVE-DB