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THREAT OPS › Threat News › [NVD] CVE-2026-64075 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: fprobe: Fix unregister_fprobe() to wait for RCU grace period Commit 4346ba1604093 ("fprobe: Rewrite fprobe on function-graph tracer") changed fprobe to register struct fprobe to an rcu-hlist, but it forgot to w

[NVD] CVE-2026-64075 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: fprobe: Fix unregister_fprobe() to wait for RCU grace period Commit 4346ba1604093 ("fprobe: Rewrite fprobe on function-graph tracer") changed fprobe to register struct fprobe to an rcu-hlist, but it forgot to w

lownvdPublished 2026-07-19

CVE-2026-64075 CVSS: 7.8 HIGH Published: 2026-07-19T16:17:48.113

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

fprobe: Fix unregister_fprobe() to wait for RCU grace period

Commit 4346ba1604093 ("fprobe: Rewrite fprobe on function-graph tracer") changed fprobe to register struct fprobe to an rcu-hlist, but it forgot to wait for RCU GP. Thus there can be use-after-free if th

Indicators of compromise

CVE-2026-64075cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-64075