CVE-2018-6412

NameCVE-2018-6412
DescriptionIn the function sbusfb_ioctl_helper() in drivers/video/fbdev/sbuslib.c in the Linux kernel through 4.15, an integer signedness error allows arbitrary information leakage for the FBIOPUTCMAP_SPARC and FBIOGETCMAP_SPARC commands.
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: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)wheezy3.2.78-1vulnerable
wheezy (security)3.2.96-3vulnerable
jessie3.16.51-2vulnerable
jessie (security)3.16.51-3+deb8u1vulnerable
stretch4.9.65-3vulnerable
stretch (security)4.9.82-1+deb9u2vulnerable
buster, sid4.15.4-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)(unfixed)medium

Notes

https://marc.info/?l=linux-fbdev&m=151734425901499&w=2

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