A use-after-free flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the system.
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This medium-severity CVE scores 5.5 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 68% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
A use-after-free flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the system.
August 29, 2022
November 21, 2024
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-lowlatency-64k-hwe-20.04 (5.15.0.37.37) @ jammy | 2026-05-25 | ubuntu |
| ubuntu | linux-image-lowlatency (4.4.0.234.240) @ xenial | 2026-05-25 | ubuntu |
| ubuntu | linux-tools-aws-hwe (4.15.0.1137.124) @ xenial | 2026-05-25 | ubuntu |
| ubuntu | linux-headers-bluefield (5.4.0.1042.41) @ focal | 2026-05-25 | ubuntu |
| ubuntu | linux-image-4.15.0-1146-azure (4.15.0-1146.161~16.04.1) @ xenial | 2026-05-25 | ubuntu |
| ubuntu | linux-image-ibm-edge (5.4.0.1029.43) @ bionic | 2026-05-25 | ubuntu |
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.
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
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 use-after-free flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the system.
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel (Azure) vulnerabilities
Linux kernel vulnerabilities
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ubuntu · msrc
CWE-416