CVE-2017-18241

NameCVE-2017-18241
Descriptionfs/f2fs/segment.c in the Linux kernel before 4.13 allows local users to cause a denial of service (NULL pointer dereference and panic) by using a noflush_merge option that triggers a NULL value for a flush_cmd_control data structure.
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)
ReferencesDSA-4187-1, DSA-4188-1
NVD severitymedium (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.56-1+deb8u1fixed
jessie (security)3.16.59-1fixed
stretch4.9.130-2fixed
stretch (security)4.9.110-3+deb9u6fixed
buster, sid4.18.20-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.13.4-1medium
linuxsourcejessie3.16.56-1mediumDSA-4187-1
linuxsourcestretch4.9.88-1mediumDSA-4188-1
linuxsourcewheezy(not affected)

Notes

[wheezy] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/d4fdf8ba0e5808ba9ad6b44337783bd9935e0982

Search for package or bug name: Reporting problems