CVE-2022-33981: Use After Free
First published: Sat Jun 18 2022(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <5.17.6 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.11.10-1 6.12.5-1 |
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Reference Links
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
- https://exchange.xforce.ibmcloud.com/vulnerabilities/225362
- https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bf
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://seclists.org/oss-sec/2022/q2/66
- https://www.debian.org/security/2022/dsa-5173
- https://launchpad.net/bugs/cve/CVE-2022-33981
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-33981
- https://nvd.nist.gov/vuln/detail/CVE-2022-33981
- https://security-tracker.debian.org/tracker/CVE-2022-33981
- https://ubuntu.com/security/CVE-2022-33981
- https://www.openwall.com/lists/oss-security/2022/04/28/1
- https://git.kernel.org/linus/233087ca063686964a53c829d547c7571e3f67bf
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