CVE-2022-0995
Last modified
CVE-2022-0995 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a denial of service on the system.. CISA has confirmed active exploitation in the wild. EPSS estimates a 6.34% chance of exploitation in the next 30 days.
Description
An out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a denial of service on the system.
Metrics
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | >= 5.8, < 5.10.106 | — |
| Linux | Linux Kernel | >= 5.11, < 5.15.29 | — |
| Linux | Linux Kernel | >= 5.16, < 5.16.5 | — |
| Linux | Linux Kernel | 5.17 | Rc1 |
| Fedoraproject | Fedora | 35 | — |
| Netapp | H300e Firmware | All versions | — |
| Netapp | H300s Firmware | All versions | — |
| Netapp | H410c Firmware | All versions | — |
| Netapp | H410s Firmware | All versions | — |
| Netapp | H500e Firmware | All versions | — |
| Netapp | H500s Firmware | All versions | — |
| Netapp | H610c Firmware | All versions | — |
| Netapp | H610s Firmware | All versions | — |
| Netapp | H615c Firmware | All versions | — |
| Netapp | H700e Firmware | All versions | — |
| Netapp | H700s Firmware | All versions | — |
References
- https://packetstormsecurity.com/files/166770/Linux-watch_queue-Filter-Out-Of-Bounds-Write.htmlExploit, Third Party Advisory, VDB Entry
- https://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.htmlExploit, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=2063786Issue Tracking, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220429-0001/Third Party Advisory
- https://packetstormsecurity.com/files/166770/Linux-watch_queue-Filter-Out-Of-Bounds-Write.htmlExploit, Third Party Advisory, VDB Entry
- https://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.htmlExploit, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=2063786Issue Tracking, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220429-0001/Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-0995US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
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