CVE-2021-3847
Summary
| CVE | CVE-2021-3847 |
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| State | PUBLIC |
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| Assigner | [email protected] |
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| Source Priority | CVE Program / NVD first with legacy fallback |
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| Published | 2022-04-01 23:15:00 UTC |
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| Updated | 2022-04-11 20:31:00 UTC |
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| Description | An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a nosuid mount into another mount. A local user could use this flaw to escalate their privileges on the system. |
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NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|
| oss-security - CVE-2021-3847: OverlayFS - Potential Privilege Escalation using
overlays copy_up |
MISC |
www.openwall.com |
|
| 2009704 – (CVE-2021-3847) CVE-2021-3847 kernel: low-privileged user privileges escalation |
MISC |
bugzilla.redhat.com |
|
| CVE Program record |
CVE.ORG |
www.cve.org |
canonical |
| NVD vulnerability detail |
NVD |
nvd.nist.gov |
canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 900802 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (9305)
- 900967 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (9301)
