CVE ID:	CVE-2021-33909
Description:	fs/seq_file.c in the Linux kernel 3.16 through 5.13.x before 5.13.4 does not properly restrict seq buffer allocations, leading to an integer overflow, an Out-of-bounds Write, and escalation to root by an unprivileged user, aka CID-8cae8cd89f05.
Test IDs:	1.3.6.1.4.1.25623.1.0.845000   1.3.6.1.4.1.25623.1.1.2.2021.2570   1.3.6.1.4.1.25623.1.0.879850   1.3.6.1.4.1.25623.1.0.879874   1.3.6.1.4.1.25623.1.0.879858   1.3.6.1.4.1.25623.1.0.892713   1.3.6.1.4.1.25623.1.0.704941   1.3.6.1.4.1.25623.1.0.892714
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-33909 https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4 https://github.com/torvalds/linux/commit/8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b https://security.netapp.com/advisory/ntap-20210819-0004/ Debian Security Information: DSA-4941 (Google Search) https://www.debian.org/security/2021/dsa-4941 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z4UHHIGISO3FVRF4CQNJS4IKA25ATSFU/ http://packetstormsecurity.com/files/163621/Sequoia-A-Deep-Root-In-Linuxs-Filesystem-Layer.html http://packetstormsecurity.com/files/163621/Sequoia-A-Deep-Root-In-Linuxs-Filesystem-Layer.html http://packetstormsecurity.com/files/163671/Kernel-Live-Patch-Security-Notice-LSN-0079-1.html http://packetstormsecurity.com/files/163671/Kernel-Live-Patch-Security-Notice-LSN-0079-1.html http://packetstormsecurity.com/files/164155/Kernel-Live-Patch-Security-Notice-LSN-0081-1.html http://packetstormsecurity.com/files/164155/Kernel-Live-Patch-Security-Notice-LSN-0081-1.html http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html https://www.openwall.com/lists/oss-security/2021/07/20/1 https://www.openwall.com/lists/oss-security/2021/07/20/1 https://www.oracle.com/security-alerts/cpujan2022.html https://www.oracle.com/security-alerts/cpujan2022.html https://lists.debian.org/debian-lts-announce/2021/07/msg00014.html https://lists.debian.org/debian-lts-announce/2021/07/msg00016.html https://lists.debian.org/debian-lts-announce/2021/07/msg00015.html http://www.openwall.com/lists/oss-security/2021/07/22/7 http://www.openwall.com/lists/oss-security/2021/08/25/10 http://www.openwall.com/lists/oss-security/2021/09/17/2 http://www.openwall.com/lists/oss-security/2021/09/17/4 http://www.openwall.com/lists/oss-security/2021/09/21/1