What’s Vulnerable › Vulnerabilities

CVE-2023-53290: samples/bpf: Fix fout leak in hbm's run_bpf_prog

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-16 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: samples/bpf: Fix fout leak in hbm's run_bpf_prog Fix fout being fopen'ed but then not subsequently fclose'd. In the affected branch, fout is otherwise going out of scope.

Affected products

• Linux kernel: from 5.1 before 5.4.244; from 5.5 before 5.10.181; from 5.11 before 5.15.113; from 5.16 before 6.1.30; from 6.2 before 6.3.4 — fixed in 5.10.181, 5.15.113, 5.4.244, 6.1.30, 6.3.4

How to fix

Upgrade to a fixed version: Linux kernel 5.10.181, 5.15.113, 5.4.244, 6.1.30. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/23acb14af1914010dd0aae1bbb7fab28bf518b8e
• https://git.kernel.org/stable/c/7560ed6592ff4077528c239c71e91b19de985b97
• https://git.kernel.org/stable/c/a7ec2f424f6edad34651137783a0a59eca9aa37e
• https://git.kernel.org/stable/c/e3e6e252d74f20f6fc610c7fef3ae7dda0109a6f
• https://git.kernel.org/stable/c/edf37bc8b03d3f948e679b2fd2d14464495f5d1b
• https://git.kernel.org/stable/c/f2065b8b0a215bc6aa061287a2e3d9eab2446422

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