CVE-2017-5548

NameCVE-2017-5548
Descriptiondrivers/net/ieee802154/atusb.c in the Linux kernel 4.9.x before 4.9.6 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash or memory corruption) or possibly have unspecified other impact by leveraging use of more than one virtual page for a DMA scatterlist.
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 severityhigh (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.56-1+deb8u1fixed
jessie (security)3.16.59-1fixed
stretch4.9.110-1fixed
stretch (security)4.9.110-3+deb9u6fixed
buster, sid4.18.10-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.9.6-1high
linuxsourcejessie(not affected)
linuxsourcewheezy(not affected)

Notes

[jessie] - linux <not-affected> (Introduced in 4.9 in combination with VMAP_STACK)
[wheezy] - linux <not-affected> (Introduced in 4.9 in combination with VMAP_STACK)
Fixed by: https://git.kernel.org/linus/05a974efa4bdf6e2a150e3f27dc6fcf0a9ad5655

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