CVE-2024-50123
7.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 699c23f02c65cbfc3e638f14ce0d70c23a2e1f02 < 6d79f12c0ce2bc8ff5f109093df1734bd6450615 | affected |
| Linux | Linux | 699c23f02c65cbfc3e638f14ce0d70c23a2e1f02 < c2f803052bc7a7feb2e03befccc8e49b6ff1f5f5 | affected |
| Linux | Linux | 6.10 | affected |
| Linux | Linux | 0 < 6.10 | unaffected |
| Linux | Linux | 6.11.6 <= 6.11.* | unaffected |
| Linux | Linux | 6.12 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://git.kernel.org/stable/c/6d79f12c0ce2bc8ff5f109093df1734bd6450615
- https://git.kernel.org/stable/c/c2f803052bc7a7feb2e03befccc8e49b6ff1f5f5
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