CVE Alert: CVE-2022-21505
Vulnerability Summary: CVE-2022-21505
In the linux kernel, if IMA appraisal is used with the “ima_appraise=log” boot param, lockdown can be defeated with kexec on any machine when Secure Boot is disabled or unavailable. IMA prevents setting “ima_appraise=log” from the boot param when Secure Boot is enabled, but this does not cover cases where lockdown is used without Secure Boot. CVSS 3.1 Base Score 6.7 (Confidentiality, Integrity, Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).
Affected Endpoints:
No affected endpoints listed.
Published Date:
12/24/2024, 7:15:06 PM
⚠️ CVSS Score:
Exploit Status:
Not ExploitedReferences:
- https://git.kernel.org/linus/543ce63b664e2c2f9533d089a4664b559c3e6b5b
- https://linux.oracle.com/cve/CVE-2022-21505.html
Recommended Action:
No proposed action available. Please refer to vendor documentation for updates.
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