CVE-2019-19252

NameCVE-2019-19252
Descriptionvcs_write in drivers/tty/vt/vc_screen.c in the Linux kernel through 5.3.13 does not prevent write access to vcsu devices, aka CID-0c9acb1af77a.
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)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.56-1+deb8u1fixed
jessie (security)3.16.76-1fixed
stretch4.9.189-3fixed
stretch (security)4.9.189-3+deb9u2fixed
buster4.19.67-2+deb10u1vulnerable
buster (security)4.19.67-2+deb10u2vulnerable
bullseye5.3.9-3vulnerable
sid5.3.15-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)(unfixed)
linuxsourcejessie(not affected)
linuxsourcestretch(not affected)

Notes

[stretch] - linux <not-affected> (Vulnerability introduced later)
[jessie] - linux <not-affected> (Vulnerability introduced later)
https://lore.kernel.org/lkml/c30fc539-68a8-65d7-226c-6f8e6fd8bdfb@suse.com/

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