EUVD-2021-16125

Malware in sbrugna...

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolved_ids and resolved_sizes are intentionally uninitialized in the vmlinux BPF Type Format (BTF) which can cause a system crash upon an unexpected access attempt (in map_create in kernel/bpf/syscall.c or check_btf_info in kernel/bpf/verifier.c) aka CID-350a5c4dd245.

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Linux kernel 代码问题漏洞

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A null pointer dereference vulnerability exists in synicget in arch/x86/kvm/hyperv.c in Linux kernel 5.11.11 and...

Linux kernel denial of service vulnerability (CNVD-2021-25617)

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A denial of service vulnerability exists in Linux kernel versions prior to 5.11.11. The vulnerability stems from the...

UBUNTU-CVE-2021-29649

An issue was discovered in the Linux kernel before 5.11.11. The user mode driver UMD has a copyprocess memory leak, related to a lack of cleanup steps in kernel/usermodedriver.c and kernel/bpf/preload/bpfpreloadkern.c, aka CID-f60a85cad677...