CVE-2024-50123
bpf: Add the missing BPF_LINK_TYPE invocation for sockmap
Reported by linux · Published November 5, 2024
In the Linux kernel, the following vulnerability has been resolved: bpf: Add the missing BPF_LINK_TYPE invocation for sockmap There is an out-of-bounds read in bpf_link_show_fdinfo() for the sockmap link fd. Fix it by adding the missing BPF_LINK_TYPE invocation for sockmap link Also add comments for bpf_link_type to prevent missing updates in the future.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| linux_kernel | linux | 6.11.6 |
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | 699c23f02c65cbfc3e638f14ce0d70c23a2e1f02, 699c23f02c65cbfc3e638f14ce0d70c23a2e1f02 |
| Linux | Linux | 6.10, 0, 6.11.6 |
| linux | linux_kernel | 6.10, 6.10 |
| Linux | Linux | 699c23f02c65cbfc3e638f14ce0d70c23a2e1f02, 6.10, 0 |
Timeline
- Nov 5, 2024 CVE Published
- Nov 6, 2024 EPSS Score (30 in total, the first dated here)
- Nov 7, 2024 Coalition ESS Score (17 in total, the first dated here)
- Jan 2, 2026 Security Advisory (156 in total, the first dated here)
- Apr 29, 2026 Distribution Patch (115 in total, the first dated here)
- Sep 17, 2026 CVE Updated
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