INF8602-CVE-2020-8835

INF8602-CVE-2020-8835 Testing the kernel exploit 1. Testing without Docker cd ../app npm i node server.js 2. Testing with Docker to test defensive capability Make sure to be in the same directory as the Dockerfile Build the Docker image docker build . -t inf8602/node-web-app Your docker image...

CVE-2020-8835

CVE-2020-8835 In the Linux kernel 5.5.0 and newer, the bpf verifier kernel/bpf/verifier.c does not properly restrict the register bounds for 32-bit operations, leading to out-of-bounds reads and writes in kernel memory. This vulnerability also affects the Linux 5.4 stable series, starting with...

CVE-2026-53706

PREVAIL is a Polynomial-Runtime EBPF Verifier using an Abstract Interpretation Layer. Prior to version 0.2.4, the prevail eBPF verifier accepts ALU32 ADD and SUB instructions that operate on pointer-typed registers without checking the is64 flag. Because ALU32 arithmetic zero-extends the 32-bit...

Oracle Linux 10 : systemd (ELSA-2026-19068)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-19068 advisory. 257-23.0.1.el102.1 - Fix detection of Oracle Virtualization or BM envs Orabug: 37531877 - Avoid udevadm warnings when using udev valid configs Orabug: 3750319...

Oracle Linux 10 : systemd (ELSA-2026-13651)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-13651 advisory. 257-13.0.1.el101.3 - Fix detection of Oracle Virtualization or BM envs Orabug: 37531877 - Avoid udevadm warnings when using udev valid configs Orabug: 3750319...

systemd security update

257-13.0.1.el101.3 - Fix detection of Oracle Virtualization or BM envs Orabug: 37531877 - Avoid udevadm warnings when using udev valid configs Orabug: 37503197 - allow dm remove ioctl to co-operate with UEK3 Orabug: 18467469 - set 'RemoveIPC=no' in logind.conf as default Orabug: 22224874 - Fix...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414585)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414585 advisory. 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 attac...

EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-2134)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : x86/fpu: KVM: Set the base guest FPU uABI size to sizeofstruct kvmxsave.CVE-2022-49557 A cross-privilege Spectre v2 vulnerability allows attackers...

Linux Distros Unpatched Vulnerability : CVE-2021-33624

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

systemd security update

239-82.0.1 - Fixed deletion issue for symlink when device is opened Orabug: 36228608 - Fix local-fs and remote-fs targets during system boot replaces old Orabug: 25897792 Orabug: 35871376 - 1A Add 'systemd-fstab-generator-reload-targets.service' file Orabug: 35871376 - 1B Add required rpms for...

Important: kernel

Issue Overview: In the Linux kernel through 6.2.7, fs/ntfs3/inode.c has an invalid kfree because it does not validate MFT flags before replaying logs. CVE-2022-48425 In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF of alloc-vma in race with munmap CVE-2022-50240...

SUSE 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...

systemd security update

250-12.0.2.el91.1 - Backport upstream pstore dmesg fix Orabug: 34868110 - Remove upstream references Orabug: 33995357 - Disable unprivileged BPF by default Orabug: 32870980 - udev rules: fix memory hot add and remove Orabug: 31310273 - set 'RemoveIPC=no' in logind.conf as default for OL7.2 Orabug...

systemd security and bug fix update

239-68.0.2.1 - Backport upstream pstore dmesg fix Orabug: 34850699 - Standardize ioctl BTRFSIOCQGROUPCREATE check and return -ENOTCONN, if quota is not enabled Orabug: 34694253 - Disable unprivileged BPF by default Orabug: 32870980 - backport upstream pstore tmpfiles patch Orabug: 31420486 - udev...

CVE-2022-2785

There exists an arbitrary memory read within the Linux Kernel BPF - Constants provided to fill pointers in structs passed in to bpfsysbpf are not verified and can point anywhere, including memory not owned by BPF. An attacker with CAPBPF can arbitrarily read memory from anywhere on the system. We...

SUSE-SU-2022:0131-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated - Unprivileged BPF has been disabled by default to reduce attack surface as too many security issues have happened in the past jscSLE-22573 You can reenable via systemctl setting /proc/sys/kernel/unprivilegedbpfdisabled to 0...

OPENSUSE-SU-2022:0131-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated - Unprivileged BPF has been disabled by default to reduce attack surface as too many security issues have happened in the past jscSLE-22573 You can reenable via systemctl setting /proc/sys/kernel/unprivilegedbpfdisabled to 0...

CVE-2022-23222

kernel/bpf/verifier.c in the Linux kernel through 5.15.14 allows local users to gain privileges because of the availability of pointer arithmetic via certain ORNULL pointer types...

SUSE-SU-2021:3992-1 Security update for the Linux RT Kernel

The SUSE Linux Enterprise 12 SP5 Real Time kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - Unprivileged BPF has been disabled by default to reduce attack surface as too many security issues have happened in the past jscSLE-22573 You can...

SUSE-SU-2021:3979-1 Security update for the Linux RT Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - Unprivileged BPF has been disabled by default to reduce attack surface as too many security issues have happened in the past jscSLE-22573 You can reenable via...