CVE-2024-26588

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Prevent out-of-bounds memory access The testtag test triggers an unhandled page fault: ./testtag 130.640218 CPU 0 Unable to handle kernel paging request at virtual address ffff80001b898004, era == 9000000003137f7c...

CVE-2024-26589 bpf: Reject variable offset alu on PTR_TO_FLOW_KEYS

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject variable offset alu on PTRTOFLOWKEYS For PTRTOFLOWKEYS, checkflowkeysaccess only uses fixed off for validation. However, variable offset ptr alu is not prohibited for this ptr kind. So the variable offset is not...

CVE-2024-26589

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject variable offset alu on PTRTOFLOWKEYS For PTRTOFLOWKEYS, checkflowkeysaccess only uses fixed off for validation. However, variable offset ptr alu is not prohibited for this ptr kind. So the variable offset is not...

CVE-2024-26588

CVE-2024-26588 – LoongArch: BPF: Prevent out-of-bounds memory access . Linux kernel BPF JIT compilation on LoongArch can fault while loading large BPF programs (e.g., 2039 insns) due to an out-of-bounds access during build_body/bpf_int_jit_compile sequence, triggering an unhandled page fault. The...

CVE-2024-26588 LoongArch: BPF: Prevent out-of-bounds memory access

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Prevent out-of-bounds memory access The testtag test triggers an unhandled page fault: ./testtag 130.640218 CPU 0 Unable to handle kernel paging request at virtual address ffff80001b898004, era == 9000000003137f7c...

CVE-2024-26589 bpf: Reject variable offset alu on PTR_TO_FLOW_KEYS

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject variable offset alu on PTRTOFLOWKEYS For PTRTOFLOWKEYS, checkflowkeysaccess only uses fixed off for validation. However, variable offset ptr alu is not prohibited for this ptr kind. So the variable offset is not...

CVE-2024-26588 LoongArch: BPF: Prevent out-of-bounds memory access

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Prevent out-of-bounds memory access The testtag test triggers an unhandled page fault: ./testtag 130.640218 CPU 0 Unable to handle kernel paging request at virtual address ffff80001b898004, era == 9000000003137f7c...

CVE-2024-26591

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix re-attachment branch in bpftracingprogattach The following case can cause a crash due to missing attachbtf: 1 load rawtp program 2 load fentry program with rawtp as targetfd 3 create tracing link for fentry program with...

CVE-2023-52452

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix accesses to uninit stack slots Privileged programs are supposed to be able to read uninitialized stack memory ever since 6715df8d5 but, before this patch, these accesses were permitted inconsistently. In particular,...

CVE-2023-52446

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a race condition between btfput and mapfree When running ./testprogs -j in my local vm with latest kernel, I once hit a kasan error like below: 1887.184724 BUG: KASAN: slab-use-after-free in bpfrbrootfree+0x1f8/0x2b0...

CVE-2024-26588

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Prevent out-of-bounds memory access The testtag test triggers an unhandled page fault: ./testtag 130.640218 CPU 0 Unable to handle kernel paging request at virtual address ffff80001b898004, era == 9000000003137f7c...

CVE-2023-52447

In the Linux kernel, the following vulnerability has been resolved: bpf: Defer the free of inner map when necessary When updating or deleting an inner map in map array or map htab, the map may still be accessed by non-sleepable program or sleepable program. However bpfmapfdputptr decreases the...

Important: kernel

Issue Overview: A flaw has been found in Xen. An unprivileged guest can cause Denial of Service DoS of the host by sending network packets to the backend, causing the backend to crash. CVE-2023-46838 In the Linux kernel, the following vulnerability has been resolved: uio: Fix use-after-free in...

Important: kernel

Issue Overview: A flaw has been found in Xen. An unprivileged guest can cause Denial of Service DoS of the host by sending network packets to the backend, causing the backend to crash. CVE-2023-46838 In the Linux kernel, the following vulnerability has been resolved: uio: Fix use-after-free in...

container-tools:rhel8 security update

An update is available for libslirp, module.runc, module.libslirp, runc. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The container-tools module contains tool...

kernel: Rate limit overflow messages in r8152 in intr_callback

A vulnerability was found in intrcallback in drivers/net/usb/r8152.c in the BPF component in the Linux Kernel. The manipulation leads to logging excessive data, where an attack can be launched remotely...

kernel: local privileges escalation in kernel/bpf/verifier.c

A flaw was found in the Linux kernel's adjustptrminmaxvals in the kernel/bpf/verifier.c function. In this flaw, a missing sanity check for ORNULL pointer types that perform pointer arithmetic may cause a kernel information leak issue...

Important: kernel

Issue Overview: A flaw has been found in Xen. An unprivileged guest can cause Denial of Service DoS of the host by sending network packets to the backend, causing the backend to crash. CVE-2023-46838 In the Linux kernel, the following vulnerability has been resolved: uio: Fix use-after-free in...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8.8 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, i...