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    CVE-2018-16846

    It was found in Ceph versions before 13.2.4 that authenticated ceph RGW users can cause a denial of service against OMAPs holding bucket indices.

    Published:Jan 7, 2019
    Last Modified:Nov 21, 2024
    EPS:Jan 15, 2019
    EPSS Score:0.04862
    CVSS Score:6.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Redhat
    Product
    Ceph
    Vendor
    Redhat
    Product
    Ceph Storage
    Vendor
    Redhat
    Product
    Enterprise Linux Server

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
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    References

    http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
    https://access.redhat.com/errata/RHSA-2019:2538
    https://access.redhat.com/errata/RHSA-2019:2541
    https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846
    https://ceph.com/releases/13-2-4-mimic-released/
    https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html
    https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html
    https://usn.ubuntu.com/4035-1/
    http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
    https://access.redhat.com/errata/RHSA-2019:2538
    https://access.redhat.com/errata/RHSA-2019:2541
    https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846
    https://ceph.com/releases/13-2-4-mimic-released/
    https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html
    https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html
    https://usn.ubuntu.com/4035-1/

    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