CVE-2017-18360 — Divide By Zero in Kernel

CWE-369 — Divide By Zero9 documents7 sources
Severity
5.5MEDIUMNVD
OSV7.5
EPSS
0.1%
top 76.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Linux KernelDebian LinuxCanonical Ubuntu Linux
Timeline
PublishedJan 31
Latest updateMay 14

Description

In change_port_settings in drivers/usb/serial/io_ti.c in the Linux kernel before 4.11.3, local users could cause a denial of service by division-by-zero in the serial device layer by trying to set very high baud rates.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel< 4.11.3
▶Debianlinux/linux_kernel< 4.9.30-1+3
▶Ubuntulinux/linux_kernel< 3.13.0-168.218
▶debiandebian/linux< linux 4.9.30-1 (bookworm)

Also affects: Ubuntu Linux 12.04, 14.04

Patches

Patch: git.kernel.org ↗Patch: github.com ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-7hhv-rch7-rfmj: In change_port_settings in drivers/usb/serial/io_ti↗2022-05-14
▶
OSV
linux vulnerabilities↗2019-04-02
▶
OSV
CVE-2017-18360: In change_port_settings in drivers/usb/serial/io_ti↗2019-01-31
▶

📋Vendor Advisories

4
Ubuntu
Linux kernel (Trusty HWE) vulnerabilities↗2019-04-02
▶
Ubuntu
Linux kernel vulnerabilities↗2019-04-02
▶
Red Hat
kernel: Division by zero in change_port_settings in drivers/usb/serial/io_ti.c resulting in a denial of service↗2017-05-11
▶
Debian
CVE-2017-18360: linux - In change_port_settings in drivers/usb/serial/io_ti.c in the Linux kernel before...↗2017
▶

💬Community

1
Bugzilla
CVE-2017-18360 kernel: Division by zero in change_port_settings in drivers/usb/serial/io_ti.c resulting in a denial of service↗2019-01-31
▶