CVE-2018-13099 Information

Description

An issue was discovered in fs/f2fs/inline.c in the Linux kernel through 4.17.3. A denial of service (out-of-bounds memory access and BUG) can occur for a modified f2fs filesystem image in which an inline inode contains an invalid reserved blkaddr.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.html http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html http://www.securityfocus.com/bid/104680 https://bugzilla.kernel.org/show_bug.cgi?id=200179 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4dbe38dc386910c668c75ae616b99b823b59f3eb https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html https://seclists.org/bugtraq/2018/Oct/4 https://seclists.org/bugtraq/2019/Jan/52 https://sourceforge.net/p/linux-f2fs/mailman/message/36356878/ https://usn.ubuntu.com/3932-1/ https://usn.ubuntu.com/3932-2/ https://usn.ubuntu.com/4094-1/ https://usn.ubuntu.com/4118-1/ https://www.debian.org/security/2018/dsa-4308

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5