Use-after-free error in Linux kernel - CVE-2017-16525
Published: November 9, 2017
Vulnerability identifier: #VU9151
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-16525
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists due to use-after-free error in usb_serial_console_disconnect function in drivers/usb/serial/console.c. A local attacker can use a specially crafted USB device and cause the system to crash.
Successful exploitation of the vulnerability results in denial of service.
The weakness exists due to use-after-free error in usb_serial_console_disconnect function in drivers/usb/serial/console.c. A local attacker can use a specially crafted USB device and cause the system to crash.
Successful exploitation of the vulnerability results in denial of service.
Affected software
Linux kernel
SUSE Linux
SUSE Linux Enterprise Server
Ubuntu
Fedora
kernel-macros
kernel-source
kernel-default
kernel-default-base
kernel-default-base-debuginfo
kernel-default-debuginfo
kernel-default-debugsource
kernel-default-devel
kernel-syms
kernel-devel
kernel
SUSE Linux
SUSE Linux Enterprise Server
Ubuntu
Fedora
kernel-macros
kernel-source
kernel-default
kernel-default-base
kernel-default-base-debuginfo
kernel-default-debuginfo
kernel-default-debugsource
kernel-default-devel
kernel-syms
kernel-devel
kernel
How to mitigate CVE-2017-16525
Update to version 4.13.8 or later.
kernel-macros - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-source - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-base - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-base-debuginfo - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-debuginfo - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-debugsource - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-devel - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-syms - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-devel - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel - addressed in versions 4.13.12-100.fc25, 4.13.12-200.fc26, 4.13.12-300.fc27
kernel-source - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-base - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-base-debuginfo - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-debuginfo - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-debugsource - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-default-devel - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-syms - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel-devel - addressed in versions 4.4.121-92.178.1, 4.4.180-94.167.1
kernel - addressed in versions 4.13.12-100.fc25, 4.13.12-200.fc26, 4.13.12-300.fc27
External References
Related Security Bulletins
- Denial of service in Linux Kernel
- Ubuntu update for Linux kernel
- Ubuntu update for Linux kernel (Trusty HWE)
- Ubuntu update for Linux kernel (AWS)
- Ubuntu update for Linux kernel
- SUSE Linux update for the Linux Kernel
- SUSE Linux update for the Linux Kernel
- SUSE update for the Linux Kernel
- SUSE update for the Linux Kernel
- Fedora 26 update for kernel
- Fedora 27 update for kernel
- Fedora 25 update for kernel