CVE-2015-2313

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    CVE-2015-2313

    Published: 9 Aug 2017Last Modified: 10 Apr 2026

    Summary:

    Details: Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.2, when an application invokes the totalSize method on an object reader, allows remote peers to cause a denial of service (CPU consumption) via a crafted small message, which triggers a "tight" for loop. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-2312.

    References: http://www.openwall.com/lists/oss-security/2015/03/17/3, https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780568, https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-05-0-c%2B%2B-addl-cpu-amplification.md, https://github.com/capnproto/capnproto/commit/80149744bdafa3ad4eedc83f8ab675e27baee868, http://www.openwall.com/lists/oss-security/2015/03/17/3, https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780568

    Affected packages

    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
    CVE-2015-2313 | CVE-DB