A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
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Score 5.5 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 5.5; sources differ by 0.0.
A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
December 2, 2020
November 21, 2024
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-virtual-hwe-20.04-edge (5.8.0.44.49) @ groovy | 2026-05-23 | ubuntu |
| ubuntu | linux-image-virtual-hwe-16.04-edge (4.15.0.133.131) @ xenial | 2026-05-23 | ubuntu |
| ubuntu | linux-image-oem-20.04 (5.6.0.1048.44) @ focal | 2026-05-23 | ubuntu |
| ubuntu | linux-image-virtual-hwe-20.04 (5.4.0.59.62) @ focal | 2026-05-23 | ubuntu |
| ubuntu | linux-image-oracle (4.15.0.1064.52) @ xenial | 2026-05-23 | ubuntu |
| redhat | kernel-rt-0:3.10.0-1160.53.1.rt56.1193.el7 | 2022-01-11 | redhat |
| redhat | kernel-0:3.10.0-1160.53.1.el7 | 2022-01-11 | redhat |
| redhat | kernel-rt-0:4.18.0-193.60.2.rt13.112.el8_2 | 2021-07-20 | redhat |
| redhat | kernel-0:4.18.0-193.60.2.el8_2 | 2021-07-20 | redhat |
| redhat | kernel-rt-0:4.18.0-305.rt7.72.el8 | 2021-05-18 | redhat |
| redhat | kernel-0:4.18.0-305.el8 | 2021-05-18 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.
RHSA-2021:1578 — Moderate
RHSA-2021:1739 — Moderate
RHSA-2021:2718 — Moderate
RHSA-2021:2719 — Moderate
RHSA-2022:0063 — Moderate
RHSA-2022:0065 — Moderate
Linux kernel vulnerabilities
Linux kernel vulnerability
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel (OEM) vulnerabilities
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msrc · redhat
CWE-400