vulnerability

Ubuntu: (Multiple Advisories) (CVE-2017-18255): Linux kernel vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
Mar 31, 2018
Added
Jul 5, 2018
Modified
Aug 18, 2025

Description

The perf_cpu_time_max_percent_handler function in kernel/events/core.c in the Linux kernel before 4.11 allows local users to cause a denial of service (integer overflow) or possibly have unspecified other impact via a large value, as demonstrated by an incorrect sample-rate calculation.

Solutions

ubuntu-upgrade-linux-image-3-13-0-157-genericubuntu-upgrade-linux-image-3-13-0-157-generic-lpaeubuntu-upgrade-linux-image-3-13-0-157-lowlatencyubuntu-upgrade-linux-image-3-13-0-157-powerpc-e500ubuntu-upgrade-linux-image-3-13-0-157-powerpc-e500mcubuntu-upgrade-linux-image-3-13-0-157-powerpc-smpubuntu-upgrade-linux-image-3-13-0-157-powerpc64-embubuntu-upgrade-linux-image-3-13-0-157-powerpc64-smpubuntu-upgrade-linux-image-4-4-0-1024-awsubuntu-upgrade-linux-image-4-4-0-1029-kvmubuntu-upgrade-linux-image-4-4-0-1062-awsubuntu-upgrade-linux-image-4-4-0-1092-raspi2ubuntu-upgrade-linux-image-4-4-0-1095-snapdragonubuntu-upgrade-linux-image-4-4-0-130-genericubuntu-upgrade-linux-image-4-4-0-130-generic-lpaeubuntu-upgrade-linux-image-4-4-0-130-lowlatencyubuntu-upgrade-linux-image-4-4-0-130-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-130-powerpc-smpubuntu-upgrade-linux-image-4-4-0-130-powerpc64-embubuntu-upgrade-linux-image-4-4-0-130-powerpc64-smpubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-lts-xenialubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-powerpc-e500ubuntu-upgrade-linux-image-powerpc-e500mcubuntu-upgrade-linux-image-powerpc-e500mc-lts-xenialubuntu-upgrade-linux-image-powerpc-smpubuntu-upgrade-linux-image-powerpc-smp-lts-xenialubuntu-upgrade-linux-image-powerpc64-embubuntu-upgrade-linux-image-powerpc64-emb-lts-xenialubuntu-upgrade-linux-image-powerpc64-smpubuntu-upgrade-linux-image-powerpc64-smp-lts-xenialubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragon

References

    Title
    NEW

    Explore Exposure Command

    Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.