CVE-2018-16862

NameCVE-2018-16862
DescriptionA security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1715-1, DLA-1731-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2fixed
buster (security)4.19.260-1fixed
bullseye5.10.140-1fixed
bullseye (security)5.10.149-2fixed
bookworm6.0.10-1fixed
sid6.0.10-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcejessie3.16.64-1DLA-1731-1
linuxsourcestretch4.9.144-1
linuxsource(unstable)4.19.9-1
linux-4.9sourcejessie4.9.144-3.1~deb8u1DLA-1715-1

Notes

https://lore.kernel.org/patchwork/patch/1011367/
https://bugzilla.redhat.com/show_bug.cgi?id=1649017
Fixed by: https://git.kernel.org/linus/6ff38bd40230af35e446239396e5fc8ebd6a5248

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