USN-5506-1

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    USN-5506-1

    Published: 7 Jul 2022Last Modified: 22 Apr 2026

    Summary: nss vulnerabilities

    Details: Tavis Ormandy discovered that NSS incorrectly handled an empty pkcs7 sequence. A remote attacker could possibly use this issue to cause NSS to crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 21.10. (CVE-2022-22747) Ronald Crane discovered that NSS incorrectly handled certain memory operations. A remote attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-34480)

    References: https://ubuntu.com/security/notices/USN-5506-1, https://ubuntu.com/security/CVE-2022-22747, https://ubuntu.com/security/CVE-2022-34480

    Affected packages

    Package

    Name: nss

    Purl: pkg:deb/ubuntu/nss@2:3.35-2ubuntu2.15?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:3.35-2ubuntu2.15

    Affected versions

    2:3.32-1ubuntu3

    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
    USN-5506-1 | CVE-DB