Published: 03/07/2018 Updated: 13/08/2019

CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6

CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8

VMScore: 383

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

An issue exists in fs/f2fs/inode.c in the Linux kernel up to and including 4.17.3. A denial of service (slab out-of-bounds read and BUG) can occur for a modified f2fs filesystem image in which FI_EXTRA_ATTR is set in an inode.

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linux linux kernel

Several security issues were fixed in the Linux kernel ...

An issue was discovered in the F2FS filesystem code in the Linux kernel in fs/f2fs/inodec A denial of service due to a slab out-of-bounds read can occur for a crafted f2fs filesystem image in which FI_EXTRA_ATTR is set in an inode ...

CWE-125 https://bugzilla.kernel.org/show_bug.cgi?id=200173 https://usn.ubuntu.com/4094-1/https://usn.ubuntu.com/4118-1/https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=76d56d4ab4f2a9e4f085c7d77172194ddaccf7d2 http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.html https://nvd.nist.gov https://usn.ubuntu.com/4094-1/

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CVE-2018-13098

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