DEBIAN-CVE-2024-43843

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix out-of-bounds issue when preparing trampoline image We get the size of the trampoline image during the dry run phase and allocate memory based on that size. The allocated image will then be populated with...

AZL-51859 CVE-2024-43840 affecting package kernel for versions less than 6.6.92.2-1

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix trampoline for BPFTRAMPFCALLORIG When BPFTRAMPFCALLORIG is set, the trampoline calls bpftrampenter and bpftrampexit functions, passing them the struct bpftrampimage im pointer as an argument in R0. The trampoline...

UBUNTU-CVE-2024-43843

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix out-of-bounds issue when preparing trampoline image We get the size of the trampoline image during the dry run phase and allocate memory based on that size. The allocated image will then be populated with...

CVE-2024-43840

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix trampoline for BPFTRAMPFCALLORIG When BPFTRAMPFCALLORIG is set, the trampoline calls bpftrampenter and bpftrampexit functions, passing them the struct bpftrampimage im pointer as an argument in R0. The trampoline...

UBUNTU-CVE-2024-43840

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix trampoline for BPFTRAMPFCALLORIG When BPFTRAMPFCALLORIG is set, the trampoline calls bpftrampenter and bpftrampexit functions, passing them the struct bpftrampimage im pointer as an argument in R0. The trampoline...

CVE-2024-43843 riscv, bpf: Fix out-of-bounds issue when preparing trampoline image

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix out-of-bounds issue when preparing trampoline image We get the size of the trampoline image during the dry run phase and allocate memory based on that size. The allocated image will then be populated with...

CVE-2024-43843 riscv, bpf: Fix out-of-bounds issue when preparing trampoline image

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix out-of-bounds issue when preparing trampoline image We get the size of the trampoline image during the dry run phase and allocate memory based on that size. The allocated image will then be populated with...

CVE-2024-43843

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix out-of-bounds issue when preparing trampoline image We get the size of the trampoline image during the dry run phase and allocate memory based on that size. The allocated image will then be populated with...

CVE-2024-43843 riscv, bpf: Fix out-of-bounds issue when preparing trampoline image

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix out-of-bounds issue when preparing trampoline image We get the size of the trampoline image during the dry run phase and allocate memory based on that size. The allocated image will then be populated with...

CVE-2024-43840 bpf, arm64: Fix trampoline for BPF_TRAMP_F_CALL_ORIG

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix trampoline for BPFTRAMPFCALLORIG When BPFTRAMPFCALLORIG is set, the trampoline calls bpftrampenter and bpftrampexit functions, passing them the struct bpftrampimage im pointer as an argument in R0. The trampoline...

CVE-2024-43840 bpf, arm64: Fix trampoline for BPF_TRAMP_F_CALL_ORIG

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix trampoline for BPFTRAMPFCALLORIG When BPFTRAMPFCALLORIG is set, the trampoline calls bpftrampenter and bpftrampexit functions, passing them the struct bpftrampimage im pointer as an argument in R0. The trampoline...

CVE-2024-43840 bpf, arm64: Fix trampoline for BPF_TRAMP_F_CALL_ORIG

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix trampoline for BPFTRAMPFCALLORIG When BPFTRAMPFCALLORIG is set, the trampoline calls bpftrampenter and bpftrampexit functions, passing them the struct bpftrampimage im pointer as an argument in R0. The trampoline...

CVE-2024-43840

CVE-2024-43840 – Linux kernel (arm64, BPF trampoline) : The trampoline code for BPF_TRAMP_F_CALL_ORIG incorrectly used emit_addr_mov_i64(), assuming the bpf_tramp_image address resides in vmalloc() space with 48-bit handling. If the address exceeds 48 bits (e.g., kzalloc’d bpf_tramp_image), the t...

CVE-2024-43840

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix trampoline for BPFTRAMPFCALLORIG When BPFTRAMPFCALLORIG is set, the trampoline calls bpftrampenter and bpftrampexit functions, passing them the struct bpftrampimage im pointer as an argument in R0. The trampoline...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from an out-of-bounds issue caused by the riscv, bpf module when preparing a trampoline image due to...

kernel: bpf: Fix memleak due to fentry attach failure

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix memleak due to fentry attach failure If it fails to attach fentry, the allocated bpf trampoline image will be left in the system. That can be verified by checking /proc/kallsyms. This meamleak can be verified by a simple...

kernel: arm64: ftrace: consistently handle PLTs.

In the Linux kernel, the following vulnerability has been resolved: arm64: ftrace: consistently handle PLTs. Sometimes it is necessary to use a PLT entry to call an ftrace trampoline. This is handled by ftracemakecall and ftracemakenop, with each having almost identical logic, but this is not...

kernel: ftrace: Fix NULL pointer dereference in is_ftrace_trampoline when ftrace is dead

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix NULL pointer dereference in isftracetrampoline when ftrace is dead ftracestartup does not remove ops from ftraceopslist when ftracestartupenable fails: registerftracefunction ftracestartup registerftracefunction...

DllNotificationInjection - A POC Of A New "Threadless" Process Injection Technique That Works By Utilizing The Concept Of DLL Notification Callbacks In Local And Remote Processes

DllNotificationInection is a POC of a new “threadless” process injection technique that works by utilizing the concept of DLL Notification Callbacks in local and remote processes. An accompanying blog post with more details is available here: https://shorsec.io/blog/dll-notification-injection/ Ho...

kernel: bpf, arm64: Fixed a BTI error on returning to patched function

A control-flow integrity flaw was found in the Linux kernel on the arm64 architecture within the extended Berkeley Packet Filter trampoline return path. Returning to a patched function with an instruction sequence that fails the branch-target security check can trigger an exception and panic. A...