Security restrictions bypass in Linux kernel - CVE-2017-1000370

Vulnerability identifier: #VU8003

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2017-1000370

CWE-ID: CWE-264

Exploitation vector: Local access

Exploit availability: Public exploit is available

The vulnerability allows a local attacker to bypass security restrictions on the target system.

The weakness exists due to a flaw in offset2lib patch. A local attacker can send a specially-crafted request, bypass security restrictions and gain full access to the system.

Linux kernel
Amazon Linux AMI
Fedora
kernel
Juniper Junos Space

Update to version 4.11.6.

kernel - addressed in versions 4.11.6-100.fc24, 4.11.6-101.fc24, 4.11.6-200.fc25, 4.11.6-201.fc25, 4.11.6-300.fc26, 4.11.6-301.fc26
Juniper Junos Space - update to 20.3R1

• Exploit #1297 - Linux Kernel (Debian 7/8/9/10 / Fedora 23/24/25 / CentOS 5.3/5.11/6.0/6.8/7.2.1511) - 'ldso_hwcap' Local Privilege Escalation 'Stack Clash' Exploit (March 18, 2020)
• Exploit #1298 - Linux Kernel - 'offset2lib' 'Stack Clash' Exploit (March 18, 2020)

• https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt

• Security restrictions bypass in Linux Kernel
• Amazon Linux AMI update for kernel
• Multiple vulnerabilities in Juniper Junos Space
• Fedora 26 update for kernel
• Fedora 25 update for kernel
• Fedora 24 update for kernel
• Fedora 26 update for kernel
• Fedora 25 update for kernel
• Fedora 24 update for kernel