CVE-2021-29649

A flaw was found in the Linux kernel. 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...

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...

Debian DLA-2610-1 : linux-4.19 security update

Several vulnerabilities have been discovered in the Linux kernel that may lead to the execution of arbitrary code, privilege escalation, denial of service, or information leaks. CVE-2020-27170, CVE-2020-27171 Piotr Krysiuk discovered flaws in the BPF subsystem's checks for information leaks throu...

Unbreakable Enterprise kernel security update

5.4.17-2102.200.13 - bpf, selftests: Fix up some testverifier cases for unprivileged Piotr Krysiuk Orabug: 32656761 CVE-2020-27170 CVE-2020-27171 - bpf: Add sanity check for upper ptrlimit Piotr Krysiuk Orabug: 32656761 CVE-2020-27170 CVE-2020-27171 - bpf: Simplify alulimit masking for pointer...

Unbreakable Enterprise kernel-container security update

5.4.17-2102.200.13.el7 - bpf, selftests: Fix up some testverifier cases for unprivileged Piotr Krysiuk Orabug: 32656761 CVE-2020-27170 CVE-2020-27171 - bpf: Add sanity check for upper ptrlimit Piotr Krysiuk Orabug: 32656761 CVE-2020-27170 CVE-2020-27171 - bpf: Simplify alulimit masking for pointe...

CVE-2021-29648

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

AZL-6552 CVE-2021-29649 affecting package kernel for versions less than 5.10.78.1-1

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...

CVE-2021-29648

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

DEBIAN-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...

Format string

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

CVE-2021-29648

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

Memory corruption

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...

CVE-2021-29648

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

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...

UBUNTU-CVE-2021-29648

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

CVE-2021-29648

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

CVE-2021-29648

CVE-2021-29648 affects the Linux kernel up to version 5.11.11, with the BPF subsystem failing to treat resolved_ids and resolved_sizes as intentionally uninitialized in the vmlinux BTF. The consequence is a system crash on an unexpected access (in map_create and check_btf_info), caused by CID-350...

CVE-2021-29648

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

CVE-2021-29648

An issue was discovered in the Linux kernel before 5.11.11. The BPF subsystem does not properly consider that resolvedids and resolvedsizes are intentionally uninitialized in the vmlinux BPF Type Format BTF, which can cause a system crash upon an unexpected access attempt in mapcreate in...

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...