Incorrect calculation in libseccomp - CVE-2019-9893
Published: April 19, 2019
Vulnerability identifier: #VU18322
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-9893
CWE-ID: CWE-682
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: The libseccomp Project
Affected software:
libseccomp
libseccomp
Detailed vulnerability description
The vulnerability allows a local user to bypass certain security restrictions.
The vulnerability exists due to incorrect 64-bit syscall argument comparison when using arithmetic operators, such as LT, GT, LE, or GE. A local user can bypass seccomp filters and gain elevated privileges on the system.
How to mitigate CVE-2019-9893
Install updates from vendor's website.