Open mend-bolt-for-github[bot] opened 5 months ago
The Linux kernel before 5.11.14 has a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value.
Publish Date: 2021-05-14
URL: CVE-2021-33033
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High
Type: Upgrade version
Origin: https://www.linuxkernelcves.com/cves/CVE-2021-33033
Release Date: 2021-05-14
Fix Resolution: v4.14.226, v4.19.181, v5.4.106, v5.10.24, v5.11.7
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CVE-2021-33033 - High Severity Vulnerability
The Linux kernel before 5.11.14 has a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd. This leads to writing an arbitrary value.
Publish Date: 2021-05-14
URL: CVE-2021-33033
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High
For more information on CVSS3 Scores, click here.Type: Upgrade version
Origin: https://www.linuxkernelcves.com/cves/CVE-2021-33033
Release Date: 2021-05-14
Fix Resolution: v4.14.226, v4.19.181, v5.4.106, v5.10.24, v5.11.7
Step up your Open Source Security Game with Mend here