CVEvulnerability
CVE-2021-4218
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-08-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-665
Description
A flaw was found in the Linux kernel’s implementation of reading the SVC RDMA counters. Reading the counter sysctl panics the system. This flaw allows a local attacker with local access to cause a denial of service while the system reboots. The issue is specific to CentOS/RHEL.
Affected configurations
• linux linux kernel
Related
Weakness · CWE (1)
- CWE-665 Improper Initialization weakness
References
- https://access.redhat.com/security/cve/CVE-2021-4218 Third Party Advisory
- https://bugs.centos.org/view.php?id=18395 Exploit, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2048359 Issue Tracking, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-4218 Third Party Advisory
- https://bugs.centos.org/view.php?id=18395 Exploit, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2048359 Issue Tracking, Third Party Advisory