CVE-2026-63864

The CVE affects the Linux kernel BPF tail-call path. Root cause: visit_tailcall_insn() was added without checking its return value, creating an unchecked error path in tail calls. A fix was applied in commit e40f5a6bf88a to correct stack liveness and propagate the error from visit_tailcall_insn()...

EUVD-2026-45548

In the Linux kernel, the following vulnerability has been resolved: bpf: Propagate error from visittailcallinsn Commit e40f5a6bf88a "bpf: correct stack liveness for tail calls" added visittailcallinsn but did not check its return value...

CVE-2026-63864

In the Linux kernel, the following vulnerability has been resolved: bpf: Propagate error from visittailcallinsn Commit e40f5a6bf88a "bpf: correct stack liveness for tail calls" added visittailcallinsn but did not check its return value...

CVE-2026-63864 bpf: Propagate error from visit_tailcall_insn

In the Linux kernel, the following vulnerability has been resolved: bpf: Propagate error from visittailcallinsn Commit e40f5a6bf88a "bpf: correct stack liveness for tail calls" added visittailcallinsn but did not check its return value...

CLSA-2026-1774519941 webkit2gtk3: Fix of CVE-2025-43441

CVE-2025-43441: fix macro scratch register spilling in OMG tail calls to prevent memory corruption via crafted web content...

CVE-2025-70955

A Stack Overflow vulnerability was discovered in the TON Virtual Machine TVM before v2024.10. The vulnerability stems from the improper handling of vmstate and continuation jump instructions, which allow for continuous dynamic tail calls. An attacker can exploit this by crafting a smart contract...

CVE-2025-70955

A Stack Overflow vulnerability was discovered in the TON Virtual Machine TVM before v2024.10. The vulnerability stems from the improper handling of vmstate and continuation jump instructions, which allow for continuous dynamic tail calls. An attacker can exploit this by crafting a smart contract...

CVE-2025-70955

The TON Virtual Machine (TVM) vulnerability CVE-2025-70955 affects TVM versions prior to 2024.10. Root cause: improper handling of vmstate and continuation jump instructions, allowing continuous dynamic tail calls. An attacker can craft a smart contract with deeply nested jump logic, leading to n...

CVE-2025-70955

A Stack Overflow vulnerability was discovered in the TON Virtual Machine TVM before v2024.10. The vulnerability stems from the improper handling of vmstate and continuation jump instructions, which allow for continuous dynamic tail calls. An attacker can exploit this by crafting a smart contract...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BPF: Prevent tail calls between programs attached to different hooks Programs progs can be attached to kernel functions, and these attached functions may take different parameters or return different return values. If a program...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fixed out-of-bounds access in cgroup local storage Lonial reported that an out-of-bounds access in cgroup local storage can occur through tail calls. This occurs when two programs each utilize a cgroup local storage with...

Azure Linux 3.0 Security Update: kernel (CVE-2024-58237)

"The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-58237 advisory. - In the Linux kernel, the following vulnerability has been resolved: bpf: consider that tail calls invalidat...

EUVD-2024-3109

Malicious code in bioql PyPI...

EUVD-2025-13373

Malicious code in bioql PyPI...

EUVD-2025-25076

Malicious code in bioql PyPI...

bpf: Prevent tail call between progs attached to different hooks

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Linux Distros Unpatched Vulnerability : CVE-2025-38502

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Fix oob access in cgroup local storage Lonial reported that an out-of-bounds access in cgroup local storage can be crafted via tail calls. Given two...

CVE-2025-38502

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix oob access in cgroup local storage Lonial reported that an out-of-bounds access in cgroup local storage can be crafted via tail calls. Given two programs each utilizing a cgroup local storage with a different value size,...

SUSE CVE-2025-38502

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix oob access in cgroup local storage Lonial reported that an out-of-bounds access in cgroup local storage can be crafted via tail calls. Given two programs each utilizing a cgroup local storage with a different value size,...

AZL-73473 CVE-2025-38502 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix oob access in cgroup local storage Lonial reported that an out-of-bounds access in cgroup local storage can be crafted via tail calls. Given two programs each utilizing a cgroup local storage with a different value size,...