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    CVE-2018-19364

    hw/9pfs/cofile.c and hw/9pfs/9p.c in QEMU can modify an fid path while it is being accessed by a second thread, leading to (for example) a use-after-free outcome.

    Published:Nov 7, 2018
    Last Modified:Nov 21, 2024
    EPS:Dec 13, 2018
    EPSS Score:0.0005
    CVSS Score:5.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Qemu
    Product
    Qemu

    Exploits

    No exploit reference

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    References

    http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html
    http://www.openwall.com/lists/oss-security/2018/11/20/1
    https://lists.debian.org/debian-lts-announce/2019/01/msg00023.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/
    https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg01139.html
    https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg02795.html
    https://seclists.org/bugtraq/2019/May/76
    https://usn.ubuntu.com/3826-1/
    https://www.debian.org/security/2019/dsa-4454
    http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html
    http://www.openwall.com/lists/oss-security/2018/11/20/1
    https://lists.debian.org/debian-lts-announce/2019/01/msg00023.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/
    https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg01139.html
    https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg02795.html
    https://seclists.org/bugtraq/2019/May/76
    https://usn.ubuntu.com/3826-1/
    https://www.debian.org/security/2019/dsa-4454

    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