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THREAT OPS › Threat News › [NVD] CVE-2026-74371 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: bpf: fix BPF_PROG_QUERY OOB write and cgroup backward compat BPF_PROG_QUERY writes back the 'query.revision' field unconditionally to userspace. If userspace passes a smaller 'bpf_attr' structure (e.g. 40 bytes

[NVD] CVE-2026-74371 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: bpf: fix BPF_PROG_QUERY OOB write and cgroup backward compat BPF_PROG_QUERY writes back the 'query.revision' field unconditionally to userspace. If userspace passes a smaller 'bpf_attr' structure (e.g. 40 bytes

lownvdPublished 2026-08-15

CVE-2026-74371 CVSS: 7.8 HIGH Published: 2026-08-15T06:22:38.857

In the Linux kernel, the following vulnerability has been resolved:

bpf: fix BPF_PROG_QUERY OOB write and cgroup backward compat

BPF_PROG_QUERY writes back the 'query.revision' field unconditionally to userspace. If userspace passes a smaller 'bpf_attr' structure (e.g. 40 bytes, which was the layout before the addition of 'query.r

Indicators of compromise

CVE-2026-74371cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-74371