VulnerabilityModified
CVE-2022-33981
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.
LOW 3.3EPSS 0.56%
Does this matter?
Lower severity and a low EPSS score (0.56%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 3.3 LOWCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- EPSS
- 0.56% probability · 45th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel · debian/debian linux
- Source
- cve@mitre.org
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6Release Notes, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/225362Third Party Advisory, VDB Entry
- https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bfPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List, Third Party Advisory
- https://seclists.org/oss-sec/2022/q2/66Exploit, Mailing List, Patch, Third Party Advisory
- https://www.debian.org/security/2022/dsa-5173Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6Release Notes, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/225362Third Party Advisory, VDB Entry
- https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bfPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List, Third Party Advisory
- https://seclists.org/oss-sec/2022/q2/66Exploit, Mailing List, Patch, Third Party Advisory
- https://www.debian.org/security/2022/dsa-5173Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.