CVE-2017-18255

NameCVE-2017-18255
DescriptionThe 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.51-2vulnerable
jessie (security)3.16.56-1+deb8u1vulnerable
stretch4.9.82-1+deb9u3vulnerable
stretch (security)4.9.88-1+deb9u1vulnerable
buster4.16.12-1fixed
sid4.16.16-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.11.6-1unimportant

Notes

https://git.kernel.org/linus/1572e45a924f254d9570093abde46430c3172e3d

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