Published: 06/07/2018 Updated: 24/02/2023

CVSS v2 Base Score: 7.2 | Impact Score: 10 | Exploitability Score: 3.9

CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8

VMScore: 641

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

An integer overflow in the uvesafb_setcmap function in drivers/video/fbdev/uvesafb.c in the Linux kernel prior to 4.17.4 could result in local attackers being able to crash the kernel or potentially elevate privileges because kmalloc_array is not used.

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linux linux kernel
canonical ubuntu linux 16.04
canonical ubuntu linux 14.04
canonical ubuntu linux 18.04
debian debian linux 8.0

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

CWE-190 https://github.com/torvalds/linux/commit/9f645bcc566a1e9f921bdae7528a01ced5bc3713 https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.4 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9f645bcc566a1e9f921bdae7528a01ced5bc3713 http://www.securityfocus.com/bid/104685 http://www.securitytracker.com/id/1041355 https://usn.ubuntu.com/3754-1/https://usn.ubuntu.com/3753-2/https://usn.ubuntu.com/3753-1/https://usn.ubuntu.com/3752-2/https://usn.ubuntu.com/3752-1/https://usn.ubuntu.com/3752-3/https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html https://nvd.nist.gov https://usn.ubuntu.com/3753-2/

CVE-2018-13406

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