vulnerability
Ubuntu: (CVE-2021-47464): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | May 22, 2024 | Nov 19, 2024 | Sep 1, 2025 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
May 22, 2024
Added
Nov 19, 2024
Modified
Sep 1, 2025
Description
In the Linux kernel, the following vulnerability has been resolved:
audit: fix possible null-pointer dereference in audit_filter_rules
Fix possible null-pointer dereference in audit_filter_rules.
audit_filter_rules() error: we previously assumed 'ctx' could be null
Solutions
ubuntu-upgrade-linuxubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-5-4ubuntu-upgrade-linux-aws-fipsubuntu-upgrade-linux-azureubuntu-upgrade-linux-azure-5-4ubuntu-upgrade-linux-azure-fipsubuntu-upgrade-linux-bluefieldubuntu-upgrade-linux-fipsubuntu-upgrade-linux-gcpubuntu-upgrade-linux-gcp-5-4ubuntu-upgrade-linux-gcp-fipsubuntu-upgrade-linux-gkeopubuntu-upgrade-linux-hwe-5-4ubuntu-upgrade-linux-ibmubuntu-upgrade-linux-kvmubuntu-upgrade-linux-oracleubuntu-upgrade-linux-oracle-5-4ubuntu-upgrade-linux-raspiubuntu-upgrade-linux-raspi-5-4
References
- CVE-2021-47464
- https://attackerkb.com/topics/CVE-2021-47464
- CWE-476
- URL-https://git.kernel.org/linus/6e3ee990c90494561921c756481d0e2125d8b895
- URL-https://git.kernel.org/stable/c/16802fa4c33eb1a8efb23f1e93365190e4047d05
- URL-https://git.kernel.org/stable/c/4e9e46a700201b4c85081fd478c99c692a9aaa0d
- URL-https://git.kernel.org/stable/c/6e3ee990c90494561921c756481d0e2125d8b895
- URL-https://git.kernel.org/stable/c/d6f451f1f60c58d73038c7c3177066f8f084e2a2
- URL-https://www.cve.org/CVERecord?id=CVE-2021-47464
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