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- Keyword (text search): cpe:2.3:o:linux:linux_kernel:5.12.5:*:*:*:*:*:*:*
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Vuln ID | Summary | CVSS Severity |
---|---|---|
CVE-2021-38200 |
arch/powerpc/perf/core-book3s.c in the Linux kernel before 5.12.13, on systems with perf_event_paranoid=-1 and no specific PMU driver support registered, allows local users to cause a denial of service (perf_instruction_pointer NULL pointer dereference and OOPS) via a "perf record" command. Published: August 08, 2021; 4:15:07 PM -0400 |
V4.0:(not available) V3.1: 5.5 MEDIUM V2.0: 2.1 LOW |
CVE-2021-38199 |
fs/nfs/nfs4client.c in the Linux kernel before 5.13.4 has incorrect connection-setup ordering, which allows operators of remote NFSv4 servers to cause a denial of service (hanging of mounts) by arranging for those servers to be unreachable during trunking detection. Published: August 08, 2021; 4:15:07 PM -0400 |
V4.0:(not available) V3.1: 6.5 MEDIUM V2.0: 3.3 LOW |
CVE-2021-38198 |
arch/x86/kvm/mmu/paging_tmpl.h in the Linux kernel before 5.12.11 incorrectly computes the access permissions of a shadow page, leading to a missing guest protection page fault. Published: August 08, 2021; 4:15:07 PM -0400 |
V4.0:(not available) V3.1: 5.5 MEDIUM V2.0: 2.1 LOW |
CVE-2021-38166 |
In kernel/bpf/hashtab.c in the Linux kernel through 5.13.8, there is an integer overflow and out-of-bounds write when many elements are placed in a single bucket. NOTE: exploitation might be impractical without the CAP_SYS_ADMIN capability. Published: August 07, 2021; 2:15:07 PM -0400 |
V4.0:(not available) V3.1: 7.8 HIGH V2.0: 4.6 MEDIUM |
CVE-2021-38160 |
In drivers/char/virtio_console.c in the Linux kernel before 5.13.4, data corruption or loss can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size. NOTE: the vendor indicates that the cited data corruption is not a vulnerability in any existing use case; the length validation was added solely for robustness in the face of anomalous host OS behavior Published: August 07, 2021; 12:15:06 AM -0400 |
V4.0:(not available) V3.1: 7.8 HIGH V2.0: 7.2 HIGH |
CVE-2021-3655 |
A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory. Published: August 05, 2021; 5:15:13 PM -0400 |
V4.0:(not available) V3.1: 3.3 LOW V2.0: 2.1 LOW |
CVE-2021-3679 |
A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users (with CAP_SYS_ADMIN capability) could use this flaw to starve the resources causing denial of service. Published: August 05, 2021; 4:15:09 PM -0400 |
V4.0:(not available) V3.1: 5.5 MEDIUM V2.0: 2.1 LOW |
CVE-2021-34556 |
In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because the protection mechanism neglects the possibility of uninitialized memory locations on the BPF stack. Published: August 02, 2021; 1:15:07 AM -0400 |
V4.0:(not available) V3.1: 5.5 MEDIUM V2.0: 2.1 LOW |
CVE-2021-35477 |
In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because a certain preempting store operation does not necessarily occur before a store operation that has an attacker-controlled value. Published: August 02, 2021; 12:15:07 AM -0400 |
V4.0:(not available) V3.1: 5.5 MEDIUM V2.0: 2.1 LOW |
CVE-2021-37576 |
arch/powerpc/kvm/book3s_rtas.c in the Linux kernel through 5.13.5 on the powerpc platform allows KVM guest OS users to cause host OS memory corruption via rtas_args.nargs, aka CID-f62f3c20647e. Published: July 26, 2021; 6:15:08 PM -0400 |
V4.0:(not available) V3.1: 7.8 HIGH V2.0: 7.2 HIGH |
CVE-2021-37159 |
hso_free_net_device in drivers/net/usb/hso.c in the Linux kernel through 5.13.4 calls unregister_netdev without checking for the NETREG_REGISTERED state, leading to a use-after-free and a double free. Published: July 21, 2021; 11:16:20 AM -0400 |
V4.0:(not available) V3.1: 6.4 MEDIUM V2.0: 4.4 MEDIUM |
CVE-2021-33909 |
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. Published: July 20, 2021; 3:15:09 PM -0400 |
V4.0:(not available) V3.1: 7.8 HIGH V2.0: 7.2 HIGH |
CVE-2021-35039 |
kernel/module.c in the Linux kernel before 5.12.14 mishandles Signature Verification, aka CID-0c18f29aae7c. Without CONFIG_MODULE_SIG, verification that a kernel module is signed, for loading via init_module, does not occur for a module.sig_enforce=1 command-line argument. Published: July 06, 2021; 9:15:07 PM -0400 |
V4.0:(not available) V3.1: 7.8 HIGH V2.0: 6.9 MEDIUM |
CVE-2021-33624 |
In kernel/bpf/verifier.c in the Linux kernel before 5.12.13, a branch can be mispredicted (e.g., because of type confusion) and consequently an unprivileged BPF program can read arbitrary memory locations via a side-channel attack, aka CID-9183671af6db. Published: June 23, 2021; 12:15:07 PM -0400 |
V4.0:(not available) V3.1: 4.7 MEDIUM V2.0: 4.7 MEDIUM |
CVE-2021-32078 |
An Out-of-Bounds Read was discovered in arch/arm/mach-footbridge/personal-pci.c in the Linux kernel through 5.12.11 because of the lack of a check for a value that shouldn't be negative, e.g., access to element -2 of an array, aka CID-298a58e165e4. Published: June 17, 2021; 11:15:07 AM -0400 |
V4.0:(not available) V3.1: 7.1 HIGH V2.0: 6.6 MEDIUM |
CVE-2021-34693 |
net/can/bcm.c in the Linux kernel through 5.12.10 allows local users to obtain sensitive information from kernel stack memory because parts of a data structure are uninitialized. Published: June 14, 2021; 6:15:20 PM -0400 |
V4.0:(not available) V3.1: 5.5 MEDIUM V2.0: 2.1 LOW |
CVE-2021-0129 |
Improper access control in BlueZ may allow an authenticated user to potentially enable information disclosure via adjacent access. Published: June 09, 2021; 4:15:08 PM -0400 |
V4.0:(not available) V3.1: 5.7 MEDIUM V2.0: 2.7 LOW |
CVE-2021-3564 |
A flaw double-free memory corruption in the Linux kernel HCI device initialization subsystem was found in the way user attach malicious HCI TTY Bluetooth device. A local user could use this flaw to crash the system. This flaw affects all the Linux kernel versions starting from 3.13. Published: June 08, 2021; 8:15:11 AM -0400 |
V4.0:(not available) V3.1: 5.5 MEDIUM V2.0: 2.1 LOW |
CVE-2021-33200 |
kernel/bpf/verifier.c in the Linux kernel through 5.12.7 enforces incorrect limits for pointer arithmetic operations, aka CID-bb01a1bba579. This can be abused to perform out-of-bounds reads and writes in kernel memory, leading to local privilege escalation to root. In particular, there is a corner case where the off reg causes a masking direction change, which then results in an incorrect final aux->alu_limit. Published: May 27, 2021; 9:15:08 AM -0400 |
V4.0:(not available) V3.1: 7.8 HIGH V2.0: 7.2 HIGH |
CVE-2020-27815 |
A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Published: May 26, 2021; 9:15:07 AM -0400 |
V4.0:(not available) V3.1: 7.8 HIGH V2.0: 6.1 MEDIUM |