kernel: nitro_enclaves stale file descriptors on failed usercopy
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | kernel | affected |
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Configuration 1 [-]
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Configuration 2 [-]
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Configuration 3 [-]
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| Package | CPE | Advisory | Released Date |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | |||
| kernel-rt-0:4.18.0-305.3.1.rt7.75.el8_4 | cpe:/a:redhat:enterprise_linux:8::nfv | RHSA-2021:2169 | 2021-06-01T00:00:00Z |
| kernel-0:4.18.0-305.3.1.el8_4 | cpe:/o:redhat:enterprise_linux:8 | RHSA-2021:2168 | 2021-06-01T00:00:00Z |
No data available yet.
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-26854 | A flaw null pointer dereference in the Nitro Enclaves kernel driver was found in the way that Enclaves VMs forces closures on the enclave file descriptor. A local user of a host machine could use this flaw to crash the system or escalate their privileges on the system. |
Ubuntu USN |
USN-4997-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-4997-2 | Linux kernel (KVM) vulnerabilities |
Ubuntu USN |
USN-5001-1 | Linux kernel (OEM) vulnerabilities |
No CVSS v4.0
No CVSS v3.0
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.301% probability within 30 days)
Key SSVC decision points have not yet been added.
No history.