CVE-2018-20449

NameCVE-2018-20449
DescriptionThe hidma_chan_stats function in drivers/dma/qcom/hidma_dbg.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address information by reading "callback=" lines in a debugfs file.
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

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.56-1+deb8u1fixed
jessie (security)3.16.84-1fixed
stretch4.9.210-1vulnerable
stretch (security)4.9.210-1+deb9u1vulnerable
buster4.19.118-2fixed
buster (security)4.19.118-2+deb10u1fixed
bullseye, sid5.7.6-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.15.4-1
linuxsourcejessie(not affected)

Notes

[stretch] - linux <ignored> (Minor issue)
[jessie] - linux <not-affected> (Vulnerable code introduced later)
https://lists.debian.org/debian-security-tracker/2019/01/msg00029.html

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