Redhat Enterprise Linux For Real Time vulnerabilities

CVE-2021-3752 [HIGH] CWE-416 CVE-2021-3752: A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls conn A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

CVE-2021-3501 [HIGH] CWE-787 CVE-2021-3501: A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KV A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.

CVE-2019-14815 [HIGH] CWE-122 CVE-2019-14815: A vulnerability was found in Linux Kernel, where a Heap Overflow was found in mwifiex_set_wmm_params A vulnerability was found in Linux Kernel, where a Heap Overflow was found in mwifiex_set_wmm_params() function of Marvell Wifi Driver.

CVE-2019-14814 [HIGH] CWE-122 CVE-2019-14814: There is heap-based buffer overflow in Linux kernel, all versions up to, excluding 5.3, in the marve There is heap-based buffer overflow in Linux kernel, all versions up to, excluding 5.3, in the marvell wifi chip driver in Linux kernel, that allows local users to cause a denial of service(system crash) or possibly execute arbitrary code.

CVE-2019-14816 [HIGH] CWE-122 CVE-2019-14816: There is heap-based buffer overflow in kernel, all versions up to, excluding 5.3, in the marvell wif There is heap-based buffer overflow in kernel, all versions up to, excluding 5.3, in the marvell wifi chip driver in Linux kernel, that allows local users to cause a denial of service(system crash) or possibly execute arbitrary code.

CVE-2019-14821 [HIGH] CWE-787 CVE-2019-14821: An out-of-bounds access issue was found in the Linux kernel, all versions through 5.3, in the way Li An out-of-bounds access issue was found in the Linux kernel, all versions through 5.3, in the way Linux kernel's KVM hypervisor implements the Coalesced MMIO write operation. It operates on an MMIO ring buffer 'struct kvm_coalesced_mmio' object, wherein write indices 'ring->first' and 'ring->last' value could be supplied by a host user-space process.

CVE-2019-14835 [HIGH] CWE-120 CVE-2019-14835: A buffer overflow flaw was found, in versions from 2.6.34 to 5.2.x, in the way Linux kernel's vhost A buffer overflow flaw was found, in versions from 2.6.34 to 5.2.x, in the way Linux kernel's vhost functionality that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid length to the host when migration is underway, could use this flaw to increase their pr

CVE-2019-9506 [HIGH] CWE-310 CVE-2019-9506: The Bluetooth BR/EDR specification up to and including version 5.1 permits sufficiently low encrypti The Bluetooth BR/EDR specification up to and including version 5.1 permits sufficiently low encryption key length and does not prevent an attacker from influencing the key length negotiation. This allows practical brute-force attacks (aka "KNOB") that can decrypt traffic and inject arbitrary ciphertext without the victim noticing.

CVE-2019-13272 [HIGH] CVE-2019-13272: In the Linux kernel before 5.1.17, ptrace_link in kernel/ptrace.c mishandles the recording of the cr In the Linux kernel before 5.1.17, ptrace_link in kernel/ptrace.c mishandles the recording of the credentials of a process that wants to create a ptrace relationship, which allows local users to obtain root access by leveraging certain scenarios with a parent-child process relationship, where a parent drops privileges and calls execve (potentially allowing co

CVE-2019-10126 [CRITICAL] CWE-122 CVE-2019-10126: A flaw was found in the Linux kernel. A heap based buffer overflow in mwifiex_uap_parse_tail_ies fun A flaw was found in the Linux kernel. A heap based buffer overflow in mwifiex_uap_parse_tail_ies function in drivers/net/wireless/marvell/mwifiex/ie.c might lead to memory corruption and possibly other consequences.

CVE-2019-11833 [MEDIUM] CWE-908 CVE-2019-11833: fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in th fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in the extent tree block, which might allow local users to obtain sensitive information by reading uninitialized data in the filesystem.

CVE-2019-11884 [LOW] CVE-2019-11884: The do_hidp_sock_ioctl function in net/bluetooth/hidp/sock.c in the Linux kernel before 5.0.15 allow The do_hidp_sock_ioctl function in net/bluetooth/hidp/sock.c in the Linux kernel before 5.0.15 allows a local user to obtain potentially sensitive information from kernel stack memory via a HIDPCONNADD command, because a name field may not end with a '\0' character.

CVE-2019-3460 [MEDIUM] CWE-20 CVE-2019-3460: A heap data infoleak in multiple locations including L2CAP_PARSE_CONF_RSP was found in the Linux ker A heap data infoleak in multiple locations including L2CAP_PARSE_CONF_RSP was found in the Linux kernel before 5.1-rc1.

CVE-2019-3459 [MEDIUM] CWE-125 CVE-2019-3459: A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel be A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel before 5.1-rc1.

CVE-2019-3887 [MEDIUM] CWE-863 CVE-2019-3887: A flaw was found in the way KVM hypervisor handled x2APIC Machine Specific Rregister (MSR) access wi A flaw was found in the way KVM hypervisor handled x2APIC Machine Specific Rregister (MSR) access with nested(=1) virtualization enabled. In that, L1 guest could access L0's APIC register values via L2 guest, when 'virtualize x2APIC mode' is enabled. A guest could use this flaw to potentially crash the host kernel resulting in DoS issue. Kernel versio

CVE-2019-7222 [MEDIUM] CVE-2019-7222: The KVM implementation in the Linux kernel through 4.20.5 has an Information Leak. The KVM implementation in the Linux kernel through 4.20.5 has an Information Leak.

CVE-2018-20784 [CRITICAL] CWE-835 CVE-2018-20784: In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfs_rq's, which allows attack In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfs_rq's, which allows attackers to cause a denial of service (infinite loop in update_blocked_averages) or possibly have unspecified other impact by inducing a high load.

CVE-2018-10881 [MEDIUM] CWE-787 CVE-2018-10881: A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bound acces A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bound access in ext4_get_group_info function, a denial of service, and a system crash by mounting and operating on a crafted ext4 filesystem image.

CVE-2018-13405 [HIGH] CWE-269 CVE-2018-13405: The inode_init_owner function in fs/inode.c in the Linux kernel through 3.16 allows local users to c The inode_init_owner function in fs/inode.c in the Linux kernel through 3.16 allows local users to create files with an unintended group ownership, in a scenario where a directory is SGID to a certain group and is writable by a user who is not a member of that group. Here, the non-member can trigger creation of a plain file whose group ownership is th

CVE-2017-15129 [MEDIUM] CWE-362 CVE-2017-15129: A use-after-free vulnerability was found in network namespaces code affecting the Linux kernel befor A use-after-free vulnerability was found in network namespaces code affecting the Linux kernel before 4.14.11. The function get_net_ns_by_id() in net/core/net_namespace.c does not check for the net::count value after it has found a peer network in netns_ids idr, which could lead to double free and memory corruption. This vulnerability could allow an