drivers/block/floppy.c in the Linux kernel before 5.17.6 is vulnerable to a denial of service, because of a concurrency use-after-free flaw after deallocating raw_cmd in the raw_cmd_ioctl function.
CVE-2022-33981
Score 3.3 from GitHub Security Advisory (severity: LOW) published 2022-06-19. NVD baseline CVSS 3.3; sources differ by 0.0.
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 3.3
- EG Score
- 3.3(medium)
- EG Risk
- 31(Track)EG Risk 31/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity33% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 45%
- KEV
- Not listed
Published
June 18, 2022
Last Modified
May 5, 2025
References (12)
- cve@mitrehttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/225362
- cve@mitrehttps://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bf
- cve@mitrehttps://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- cve@mitrehttps://seclists.org/oss-sec/2022/q2/66
- cve@mitrehttps://www.debian.org/security/2022/dsa-5173
- af854a3a-2127-422b-91ae-364da2661108https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
- af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/225362
- af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bf
- af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- af854a3a-2127-422b-91ae-364da2661108https://seclists.org/oss-sec/2022/q2/66
- af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2022/dsa-5173
Patch Availability(6)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-modules-5.4.0-122-generic-lpae (5.4.0-122.138) @ focal | 2026-05-25 | ubuntu |
| ubuntu | linux-image-lowlatency (5.15.0.41.40) @ jammy | 2026-05-25 | ubuntu |
| ubuntu | linux-headers-bluefield (5.4.0.1042.41) @ focal | 2026-05-25 | ubuntu |
| ubuntu | linux-image-4.15.0-191-generic-lpae (4.15.0-191.202) @ bionic | 2026-05-25 | ubuntu |
| ubuntu | linux-tools-aws-hwe (4.15.0.1139.126) @ xenial | 2026-05-25 | ubuntu |
| ubuntu | linux-tools-5.15.0-1013-intel-iotg (5.15.0-1013.17) @ jammy | 2026-05-25 | ubuntu |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(6 across 6 ecosystems)
Debian:10(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | 4.19.118-1 ... 4.19.98-1~bpo9+1 (39 versions) | 4.19.249-2 | — |
Debian:11(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | 5.10.103-1 ... 5.10.92-2 (11 versions) | 5.10.113-1 | — |
Debian:12(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | — | 5.17.6-1 | — |
Debian:13(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | — | 5.17.6-1 | — |
Debian:14(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | — | 5.17.6-1 | — |
Debian:9(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| linux | 4.9.107-1 ... 4.9.88-1~bpo8+1 (70 versions) | 4.9.320-2 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(7)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
- Microsoft MSRCCVE-2022-339812022-06-29
drivers/block/floppy.c in the Linux kernel before 5.17.6 is vulnerable to a denial of service because of a concurrency use-after-free flaw after deallocating raw_cmd in the raw_cmd_ioctl function.
- UbuntuUSN-5514-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-5518-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-5539-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-5560-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-5560-2MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-5564-1MEDIUM
Linux kernel (Intel IoTG) vulnerabilities
Data Freshness Timeline
(refreshed 4× in last 7d / 26× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 170 total refreshes for this CVE.
- 2026-09-19 15:38 UTCEPSS rescore
- 2026-09-17 19:24 UTCEPSS rescore
- 2026-09-16 14:05 UTCEPSS rescore
- 2026-09-15 03:07 UTCEPSS rescore
- 2026-09-12 14:57 UTCEPSS rescore
- 2026-09-11 14:50 UTCEPSS rescore
- 2026-09-11 09:33 UTCEPSS rescore
- 2026-09-08 21:57 UTCEPSS rescore
- 2026-09-07 15:58 UTCEPSS rescore
- 2026-09-06 13:45 UTCEPSS rescore
- 2026-09-05 15:25 UTCEPSS rescore
- 2026-09-05 11:00 UTCOSV refresh
- 2026-09-04 13:57 UTCEPSS rescore
- 2026-09-04 05:04 UTCEPSS rescore
- 2026-09-02 14:09 UTCEPSS rescore
- 2026-09-01 13:51 UTCEPSS rescore
- 2026-08-30 19:14 UTCEPSS rescore
- 2026-08-30 01:19 UTCEPSS rescore
- 2026-08-28 21:38 UTCEPSS rescore
- 2026-08-27 14:22 UTCEPSS rescore
- 2026-08-26 14:43 UTCEPSS rescore
- 2026-08-25 13:46 UTCEPSS rescore
- 2026-08-24 14:13 UTCEPSS rescore
- 2026-08-23 00:17 UTCEPSS rescore
- 2026-08-21 23:46 UTCEPSS rescore
Show 75 moreShow fewer
- 2026-08-21 23:46 UTCEPSS rescore
- 2026-08-20 22:52 UTCEPSS rescore
- 2026-08-19 17:01 UTCEPSS rescore
- 2026-08-18 21:41 UTCOSV refresh
- 2026-08-18 13:45 UTCEPSS rescore
- 2026-08-17 13:44 UTCEPSS rescore
- 2026-08-16 14:53 UTCEPSS rescore
- 2026-08-16 02:11 UTCEPSS rescore
- 2026-08-15 01:27 UTCEPSS rescore
- 2026-08-13 21:58 UTCEPSS rescore
- 2026-08-13 21:58 UTCEPSS rescore
- 2026-08-12 13:48 UTCEPSS rescore
- 2026-08-11 13:39 UTCEPSS rescore
- 2026-08-10 14:08 UTCEPSS rescore
- 2026-08-09 13:44 UTCEPSS rescore
- 2026-08-08 16:34 UTCEPSS rescore
- 2026-08-07 16:24 UTCEPSS rescore
- 2026-08-06 13:44 UTCEPSS rescore
- 2026-08-05 19:15 UTCEPSS rescore
- 2026-08-05 19:15 UTCEPSS rescore
- 2026-08-04 15:07 UTCEPSS rescore
- 2026-08-04 10:35 UTCEPSS rescore
- 2026-08-03 17:27 UTCOSV refresh
- 2026-08-02 02:24 UTCEPSS rescore
- 2026-08-01 04:13 UTCEPSS rescore
- 2026-07-30 16:25 UTCEPSS rescore
- 2026-07-30 16:25 UTCEPSS rescore
- 2026-07-30 01:28 UTCEPSS rescore
- 2026-07-28 15:33 UTCEPSS rescore
- 2026-07-26 14:52 UTCEPSS rescore
- 2026-07-25 14:15 UTCEPSS rescore
- 2026-07-25 14:15 UTCEPSS rescore
- 2026-07-24 14:15 UTCEPSS rescore
- 2026-07-24 14:15 UTCEPSS rescore
- 2026-07-23 14:16 UTCEPSS rescore
- 2026-07-23 02:12 UTCEG score recompute
- 2026-07-22 22:59 UTCEG score recompute
- 2026-07-22 14:06 UTCEPSS rescore
- 2026-07-22 14:06 UTCEPSS rescore
- 2026-07-21 15:23 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-20 17:05 UTCEPSS rescore
- 2026-07-19 14:29 UTCEPSS rescore
- 2026-07-19 02:27 UTCEPSS rescore
- 2026-07-19 02:27 UTCEPSS rescore
- 2026-07-18 10:03 UTCEPSS rescore
- 2026-07-18 10:03 UTCEPSS rescore
- 2026-07-17 05:54 UTCOSV refresh
- 2026-07-16 17:00 UTCEPSS rescore
- 2026-07-15 16:56 UTCEPSS rescore
- 2026-07-15 16:56 UTCEPSS rescore
- 2026-07-15 01:58 UTCEPSS rescore
- 2026-07-15 01:58 UTCEPSS rescore
- 2026-07-13 22:28 UTCEPSS rescore
- 2026-07-13 22:28 UTCEPSS rescore
- 2026-07-13 06:11 UTCEPSS rescore
- 2026-07-13 06:11 UTCEPSS rescore
- 2026-07-12 05:44 UTCEPSS rescore
- 2026-07-12 05:44 UTCEPSS rescore
- 2026-07-11 08:25 UTCEPSS rescore
- 2026-07-09 19:08 UTCEPSS rescore
- 2026-07-08 15:12 UTCEPSS rescore
- 2026-07-07 13:44 UTCEPSS rescore
- 2026-07-06 16:25 UTCEPSS rescore
- 2026-07-06 16:25 UTCEPSS rescore
- 2026-07-06 02:21 UTCEPSS rescore
- 2026-07-06 02:21 UTCEPSS rescore
- 2026-07-05 02:28 UTCEPSS rescore
- 2026-07-04 06:29 UTCEPSS rescore
- 2026-07-04 06:29 UTCEPSS rescore
- 2026-07-01 15:04 UTCEPSS rescore
- 2026-06-30 23:20 UTCEPSS rescore
- 2026-06-30 23:20 UTCEPSS rescore
- 2026-06-29 14:04 UTCEPSS rescore
- 2026-06-29 04:02 UTCOSV refresh
Related CVEs(same vendor + same CWE)
Same vendor
10 shownubuntu:USN-5518-1 · ubuntu:USN-5514-1 · ubuntu:USN-5560-1
Same CWE
10 shownCWE-416
Frequently asked(5)
What is CVE-2022-33981?
When was CVE-2022-33981 disclosed?
Is CVE-2022-33981 actively exploited?
What is the CVSS score of CVE-2022-33981?
How do I remediate CVE-2022-33981?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-33981
Is Your Infrastructure Affected by CVE-2022-33981?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.