CVE-2022-33981 | BDVDB-2026-178558 Detail
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.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: local.
Weaknesses#
- CWE-416 Use After Free
References#
- https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bf
- https://exchange.xforce.ibmcloud.com/vulnerabilities/225362
- https://seclists.org/oss-sec/2022/q2/66
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://www.debian.org/security/2022/dsa-5173
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.