SB2022091612 - Multiple vulnerabilities in IBM Netezza Host Management
Published: September 16, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Excessive Iteration (CVE-ID: CVE-2021-28950)
CWE-ID: CWE-834 - Excessive Iteration
CVSSv4: 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/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to excessive iteration in fs/fuse/fuse_i.h in the Linux kernel. A local user can run a specially crafted program to perform a denial of service attack.
2) Improper Resource Shutdown or Release (CVE-ID: CVE-2020-36322)
CWE-ID: CWE-404 - Improper Resource Shutdown or Release
CVSSv4: 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/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists in the FUSE filesystem implementation in the Linux kernel due to fuse_do_getattr() calls make_bad_inode() in inappropriate situations. A local user can run a specially crafted program to trigger kernel crash.
Note, the vulnerability exists due to incomplete fix for #VU58207 (CVE-2021-28950).
Remediation
Install update from vendor's website.