CVE-2021-20268
N/A
N/A
Summary
An out-of-bounds access flaw was found in the Linux kernel's implementation of the eBPF code verifier in the way a user running the eBPF script calls dev_map_init_map or sock_map_alloc. This flaw allows a local user to crash the system or possibly escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | kernel | kernel 5.10.10 | affected |
Weaknesses
- CWE-20: CWE-20
ADP Enrichment
CVE Program Container
Additional References
- https://bugzilla.redhat.com/show_bug.cgi?id=1923816
- https://lore.kernel.org/bpf/CACAyw99bEYWJCSGqfLiJ9Jp5YE1ZsZSiJxb4RFUTwbofipf0dA%40mail.gmail.com/T/#m8929643e99bea9c18ed490a7bc2591145eac6444
- https://security.netapp.com/advisory/ntap-20210409-0006/
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1923816
- https://lore.kernel.org/bpf/CACAyw99bEYWJCSGqfLiJ9Jp5YE1ZsZSiJxb4RFUTwbofipf0dA%40mail.gmail.com/T/#m8929643e99bea9c18ed490a7bc2591145eac6444
- https://security.netapp.com/advisory/ntap-20210409-0006/
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