RLSA-2025:20518 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix potential CAN frame reception race in isotprcv CVE-2022-48830 kernel: soc: qcom: cmd-db: Map shared memory as WC, not WB CVE-2024-46689 kernel: Squashfs: sanity check...

CLSA-2025-1763734783 kernel: Fix of 64 CVEs

media: bttv: fix use after free error due to btv-timeout timer CVE-2023-52847 - firmware: armscpi: Ensure scpiinfo is not assigned if the probe fails CVE-2022-50087 - wifi: mwifiex: Fix OOB and integer underflow when rx packets CVE-2023-53226 - vsock: Fix transport TOCTOU CVE-2025-38461 - ALSA:...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

TencentOS Server 4: kernel (TSSA-2025:0349)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0349 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

Siemens SCALANCE and RUGGEDCOM Devices Improper Input Validation (CVE-2024-36938)

Denial of Service Vulnerability in the Linux Kernel: bpf, skmsg: Fix NULL pointer dereference in skpsockskbingressenqueue Fix NULL pointer data-races in skpsockskbingressenqueue which syzbot reported. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot...

bpf: Fix a data-race around bpf_jit_limit.

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Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

SUSE CVE-2025-40183

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix metadatadst leak bpfredirectneighv4,6 Cilium has a BPF egress gateway feature which forces outgoing K8s Pod traffic to pass through dedicated egress gateways which then SNAT the traffic in order to interact with stable I...

The vulnerability of the bpf_iter_bits_new() function in the kernel/bpf/helpers.c module, which supports the BPF interpreter for Linux kernels, allows a hacker to trigger a service failure.

The vulnerability of the bpfiterbitsnew function in the kernel/bpf/helpers.c file, which is part of the BPF interpreter support for Linux kernel, involves integer overflow. Exploiting this vulnerability could allow an attacker to cause a system failure...

CVE-2025-40169

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject negative offsets for ALU ops When verifying BPF programs, the checkaluop function validates instructions with ALU operations. The 'offset' field in these instructions is a signed 16-bit integer. The existing check...

CVE-2025-40123

In the Linux kernel, the following vulnerability has been resolved: bpf: Enforce expectedattachtype for tailcall compatibility Yinhao et al. recently reported: Our fuzzer tool discovered an uninitialized pointer issue in the bpfprogtestrunxdp function within the Linux kernel's BPF subsystem. This...

CVE-2025-40151

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: No support of struct argument in trampoline programs The current implementation does not support struct argument. This causes a oops when running bpf selftest: $ ./testprogs -a tracingstruct Oops1: CPU -1 Unable t...

CVE-2025-40143

In the Linux kernel, the following vulnerability has been resolved: bpf: dont report verifier bug for missing bpfsccvisit on speculative path Syzbot generated a program that triggers a verifierbug call in maybeexitscc. maybeexitscc assumes that, when called for a state with insnidx in some SCC,...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2025-21848)

In the Linux kernel, the following vulnerability has been resolved: nfp: bpf: Add check for nfpappctrlmsgalloc Add check for the return value of nfpappctrlmsgalloc in nfpbpfcmsgalloc to prevent null pointer dereference. This plugin only works with Tenable.ot. Please visit...

DEBIAN-CVE-2025-40183

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix metadatadst leak bpfredirectneighv4,6 Cilium has a BPF egress gateway feature which forces outgoing K8s Pod traffic to pass through dedicated egress gateways which then SNAT the traffic in order to interact with stable I...

CVE-2025-40183

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix metadatadst leak bpfredirectneighv4,6 Cilium has a BPF egress gateway feature which forces outgoing K8s Pod traffic to pass through dedicated egress gateways which then SNAT the traffic in order to interact with stable I...

UBUNTU-CVE-2025-40183

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix metadatadst leak bpfredirectneighv4,6 Cilium has a BPF egress gateway feature which forces outgoing K8s Pod traffic to pass through dedicated egress gateways which then SNAT the traffic in order to interact with stable I...

CVE-2025-40183

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix metadatadst leak bpfredirectneighv4,6 Cilium has a BPF egress gateway feature which forces outgoing K8s Pod traffic to pass through dedicated egress gateways which then SNAT the traffic in order to interact with stable I...

CVE-2025-40183 bpf: Fix metadata_dst leak __bpf_redirect_neigh_v{4,6}

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix metadatadst leak bpfredirectneighv4,6 Cilium has a BPF egress gateway feature which forces outgoing K8s Pod traffic to pass through dedicated egress gateways which then SNAT the traffic in order to interact with stable I...