CVE-2022-33981

low-risk
Published 2022-06-18

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.

Do I need to act?

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0.03% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.3/10 Low
LOCAL / LOW complexity

Affected Products (3)

Affected Vendors

Debian Linux

References (12)

Release Notes https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
Third Party Advisory https://exchange.xforce.ibmcloud.com/vulnerabilities/225362
Patch https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67b...
Mailing List https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
Exploit https://seclists.org/oss-sec/2022/q2/66
Third Party Advisory https://www.debian.org/security/2022/dsa-5173
Release Notes https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
Third Party Advisory https://exchange.xforce.ibmcloud.com/vulnerabilities/225362
Patch https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67b...
Mailing List https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
Exploit https://seclists.org/oss-sec/2022/q2/66
Third Party Advisory https://www.debian.org/security/2022/dsa-5173
22
/ 100
low-risk
Severity 13/34 · Low
Exploitability 0/34 · Minimal
Exposure 9/34 · Low