CVE-2022-21993
published 2022-02-09CVE-2022-21993: Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
PriorityP352high7.5CVSS 3.1
AVNACLPRNUINSUCHINAN
EPSS
43.62%
98.6th percentile
Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
Affected
40 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.19204 | 10.0.10240.19204 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.4946 | 10.0.14393.4946 |
| microsoft | windows_10_version_1809 | >= 10.0.0 < 10.0.17763.2565 | 10.0.17763.2565 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.2565 | 10.0.17763.2565 |
| microsoft | windows_10_version_1909 | >= 10.0.0 < 10.0.18363.2094 | 10.0.18363.2094 |
| microsoft | windows_10_version_20h2 | >= 10.0.0 < 10.0.19042.1526 | 10.0.19042.1526 |
| microsoft | windows_10_version_21h1 | >= 10.0.0 < 10.0.19043.1526 | 10.0.19043.1526 |
| microsoft | windows_10_version_21h2 | >= 10.0.19043.0 < 10.0.19044.1526 | 10.0.19044.1526 |
| microsoft | windows_11_version_21h2 | >= 10.0.0 < 10.0.22000.493 | 10.0.22000.493 |
| microsoft | windows_8.1 | >= 6.3.0 < 6.3.9600.20269 | 6.3.9600.20269 |
| microsoft | windows_server | — | — |
| microsoft | windows_server | — | — |
| microsoft | windows_server_2012 | — | — |
| microsoft | windows_server_2012 | >= 6.2.9200.0 < 6.2.9200.23605 | 6.2.9200.23605 |
| microsoft | windows_server_2012_r2 | >= 6.3.9600.0 < 6.3.9600.20269 | 6.3.9600.20269 |
| microsoft | windows_server_2016 | >= 10.0.14393.0 < 10.0.14393.4946 | 10.0.14393.4946 |
| microsoft | windows_server_2019 | >= 10.0.17763.0 < 10.0.17763.2565 | 10.0.17763.2565 |
| microsoft | windows_server_2022 | >= 10.0.20348.0 < 10.0.20348.524 | 10.0.20348.524 |
| microsoft | windows_server_version_20h2 | >= 10.0.0 < 10.0.19042.1526 | 10.0.19042.1526 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.07.8HIGHAV:N/AC:L/Au:N/C:C/I:N/A:N
osv7.8HIGH
vendor_msrc7.5HIGH
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OSV
linux-aws-5.15 vulnerabilities
osv·2025-04-29·CVSS 7.8
CVE-2022-0995 linux-aws-5.15 vulnerabilities
linux-aws-5.15 vulnerabilities
Jann Horn discovered that the watch_queue event notification subsystem in
the Linux kernel contained an out-of-bounds write vulnerability. A local
attacker could use this to cause a denial of service (system crash) or
escalate their privileges. (CVE-2022-0995)
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- iSCSI Boot Firmware Table Attributes driver;
- Network drivers;
- File systems infrastructure;
- NTFS3 file system;
- Ethernet bridge;
- Ethtool driver;
- IPv6 networking;
- Network traffic control;
- VMware vSockets driver;
(CVE-2024-26837, CVE-2025-21993, CVE-2025-21702, CVE-2024-50248,
CVE-2024-46826, CVE-2024-50256, CV
OSV
linux-oracle-5.15 vulnerabilities
osv·2025-04-25·CVSS 7.8
CVE-2022-0995 linux-oracle-5.15 vulnerabilities
linux-oracle-5.15 vulnerabilities
Jann Horn discovered that the watch_queue event notification subsystem in
the Linux kernel contained an out-of-bounds write vulnerability. A local
attacker could use this to cause a denial of service (system crash) or
escalate their privileges. (CVE-2022-0995)
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Network drivers;
- File systems infrastructure;
- NTFS3 file system;
- Ethernet bridge;
- Ethtool driver;
- IPv6 networking;
- Network traffic control;
- VMware vSockets driver;
(CVE-2025-21993, CVE-2025-21703, CVE-2024-50248, CVE-2025-21700,
CVE-2024-50256, CVE-2025-21701, CVE-2024-56651, CVE-2025-21756,
CVE-2024-26837
OSV
linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities
osv·2025-04-24·CVSS 7.8
CVE-2022-0995 linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities
linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities
Jann Horn discovered that the watch_queue event notification subsystem in
the Linux kernel contained an out-of-bounds write vulnerability. A local
attacker could use this to cause a denial of service (system crash) or
escalate their privileges. (CVE-2022-0995)
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Network drivers;
- File systems infrastructure;
- NTFS3 file system;
- Ethernet bridge;
- Ethtool driver;
- IPv6 networking;
- Network traffic control;
- VMware vSockets driver;
(CVE-2024-26837, CVE-2025-21993, CVE-2025-21702, CVE-2025-21700,
CVE-2025-21701, CVE-2024-50248, CVE-2024-56651, CVE-2
OSV
linux-azure-fips vulnerabilities
osv·2025-04-24·CVSS 7.8
CVE-2022-0995 linux-azure-fips vulnerabilities
linux-azure-fips vulnerabilities
Jann Horn discovered that the watch_queue event notification subsystem in
the Linux kernel contained an out-of-bounds write vulnerability. A local
attacker could use this to cause a denial of service (system crash) or
escalate their privileges. (CVE-2022-0995)
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Network drivers;
- Microsoft Azure Network Adapter (MANA) driver;
- File systems infrastructure;
- NTFS3 file system;
- Ethernet bridge;
- Ethtool driver;
- IPv6 networking;
- Network traffic control;
- VMware vSockets driver;
(CVE-2024-26837, CVE-2024-50248, CVE-2025-21756, CVE-2025-21701,
CVE-2024-50256, CVE-2025-21993
GHSA
GHSA-v84f-rwh8-v99h: Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
ghsa_unreviewed·2022-02-10
CVE-2022-21993 [HIGH] CWE-668 GHSA-v84f-rwh8-v99h: Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability.
Microsoft
Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
vendor_msrc·2022-02-08·CVSS 7.5
CVE-2022-21993 [HIGH] Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
FAQ: What type of information could be disclosed by this vulnerability?
The type of information that could be disclosed if an attacker successfully exploited this vulnerability is uninitialized memory and kernel memory - unintentional read access to memory contents in kernel space from a user mode process.
Windows Kernel-Mode Drivers: Windows Kernel-Mode Drivers
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Information Disclosure
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely;DOS:N/A
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5010351
Reference: https://support.mi
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2022-02-09
Published