GHSA-vf77-8h7g-gghp

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    GHSA-vf77-8h7g-gghp

    Published: 8 Feb 2022Last Modified: 20 May 2026

    Summary: Improper Restriction of Operations within the Bounds of a Memory Buffer in Apache Tomcat

    Details: An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service.

    References: https://nvd.nist.gov/vuln/detail/CVE-2020-13934, https://github.com/apache/tomcat, https://lists.apache.org/thread.html/r61f411cf82488d6ec213063fc15feeeb88e31b0ca9c29652ee4f962e%40%3Cannounce.tomcat.apache.org%3E, https://lists.apache.org/thread.html/ra072b1f786e7d139e86f1d1145572e0ff71cef38a96d9c6f5362aac8@%3Cdev.tomcat.apache.org%3E, https://lists.debian.org/debian-lts-announce/2020/07/msg00017.html, https://security.netapp.com/advisory/ntap-20200724-0003, https://usn.ubuntu.com/4596-1, https://www.debian.org/security/2020/dsa-4727, https://www.oracle.com//security-alerts/cpujul2021.html, https://www.oracle.com/security-alerts/cpuApr2021.html, https://www.oracle.com/security-alerts/cpujan2021.html, https://www.oracle.com/security-alerts/cpujan2022.html, https://www.oracle.com/security-alerts/cpuoct2020.html, http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00084.html, http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00088.html

    Affected packages

    Package

    Name: org.apache.tomcat:tomcat

    Purl: pkg:maven/org.apache.tomcat/tomcat

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 10.0.0-M1
    Fixed -10.0.0-M6

    Affected versions

    10.0.0-M1
    10.0.0-M3
    10.0.0-M4
    10.0.0-M5

    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
    GHSA-vf77-8h7g-gghp | CVE-DB