CVE-2018-14734

NameCVE-2018-14734
Descriptiondrivers/infiniband/core/ucma.c in the Linux kernel through 4.17.11 allows ucma_leave_multicast to access a certain data structure after a cleanup step in ucma_process_join, which allows attackers to cause a denial of service (use-after-free).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1529-1, DLA-1531-1, DSA-4308-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)bullseye5.10.223-1fixed
bullseye (security)5.10.226-1fixed
bookworm6.1.115-1fixed
bookworm (security)6.1.112-1fixed
trixie6.11.5-1fixed
sid6.11.6-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcejessie3.16.59-1DLA-1529-1
linuxsourcestretch4.9.110-3+deb9u5DSA-4308-1
linuxsource(unstable)4.17.14-1
linux-4.9sourcejessie4.9.110-3+deb9u5~deb8u1DLA-1531-1

Notes

https://git.kernel.org/linus/cb2595c1393b4a5211534e6f0a0fbad369e21ad8 (4.18-rc1)

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