CVE ID:	CVE-2021-41073
Description:	loop_rw_iter in fs/io_uring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORING_OP_PROVIDE_BUFFERS to trigger a free of a kernel buffer, as demonstrated by using /proc//maps for exploitation.
Test IDs:	1.3.6.1.4.1.25623.1.0.818716   1.3.6.1.4.1.25623.1.0.818585   1.3.6.1.4.1.25623.1.0.818558   1.3.6.1.4.1.25623.1.0.818596   1.3.6.1.4.1.25623.1.0.818563   1.3.6.1.4.1.25623.1.0.818621
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-41073 Debian Security Information: DSA-4978 (Google Search) https://www.debian.org/security/2021/dsa-4978 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PAP4TXEZ7J4EZQMQW5SIJMWXG7WZT3F7/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J7KSMIOQ4377CVTHMWNGNCWHMCRFRP2T/ http://www.openwall.com/lists/oss-security/2021/09/18/2 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=16c8d2df7ec0eed31b7d3b61cb13206a7fb930cc http://www.openwall.com/lists/oss-security/2021/09/18/2 http://www.openwall.com/lists/oss-security/2022/06/04/4