CVE-2016-0823

NameCVE-2016-0823
DescriptionThe pagemap_open function in fs/proc/task_mmu.c in the Linux kernel before 3.19.3, as used in Android 6.0.1 before 2016-03-01, allows local users to obtain sensitive physical-address information by reading a pagemap file, aka Android internal bug 25739721.
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 severitylow (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie (security), jessie3.16.56-1+deb8u1fixed
stretch4.9.82-1+deb9u3fixed
stretch (security)4.9.88-1+deb9u1fixed
buster4.16.12-1fixed
sid4.16.16-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.0.2-1low
linuxsourcejessie3.16.7-ckt11-1low
linuxsourcewheezy3.2.71-1low

Notes

Upstream patch: https://git.kernel.org/linus/ab676b7d6fbf4b294bf198fb27ade5b0e865c7ce (v4.0-rc5)
https://googleprojectzero.blogspot.cz/2015/03/exploiting-dram-rowhammer-bug-to-gain.html

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