UBUNTU-CVE-2017-15132

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    UBUNTU-CVE-2017-15132

    Published: 25 Jan 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2017-15132

    Summary:

    Details: A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.

    References: https://ubuntu.com/security/CVE-2017-15132, https://github.com/dovecot/core/commit/1a29ed2f96da1be22fa5a4d96c7583aa81b8b060.patch, http://www.openwall.com/lists/oss-security/2018/01/31/1, https://github.com/dovecot/core/commit/a9b135760aea6d1790d447d351c56b78889dac22.patch, https://bugzilla.redhat.com/show_bug.cgi?id=1532768, https://ubuntu.com/security/notices/USN-3556-1, https://ubuntu.com/security/notices/USN-3556-2, https://www.cve.org/CVERecord?id=CVE-2017-15132

    Affected packages

    Package

    Name: dovecot

    Purl: pkg:deb/ubuntu/dovecot@1:2.2.9-1ubuntu2.3?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:2.2.9-1ubuntu2.3

    Affected versions

    1:2.1.7-7ubuntu3

    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