Description
The sanity_check_raw_super function in fs/f2fs/super.c in the Linux kernel before 4.11.1 does not validate the segment count, which allows local users to gain privileges via unspecified vectors.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/100215
Third Party Advisory x_refsource_confirm
https://source.android.com/security/bulletin/2017-08-01
Patch, Third Party Advisory x_refsource_confirm
https://github.com/torvalds/linux/commit/b9dd46188edc2f0d1f37328637860bb65a771124
Mailing List, Patch, Third Party Advisory x_refsource_confirm
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dd46188edc2f0d1f37328637860bb65a771124
Mailing List, Third Party Advisory x_refsource_confirm
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.1
Issue Tracking, Patch x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1481146
Scores
CVSS v3
7.8
EPSS
0.0009
EPSS Percentile
25.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
Status
published
Products (1)
linux/linux_kernel
< 3.18.53
Published
Aug 19, 2017
Tracked Since
Feb 18, 2026