CVE-2026-89799
bpf: Disable preemption in bpf_get_stackid
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpf_get_stackid The get_perf_callchain call needs disabled preemption plus we need it disabled as long as we access its returned trace entries buffer. Note the bpf_get_stackid_pe function is executed already with preemption disabled.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 16, 2026 |
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Affected Versions
Linux / Linux
d5a3b1f691865be576c2bffa708549b8cdccda19 < ccf481d73bce6e851cec364fe831c86fe66877cf d5a3b1f691865be576c2bffa708549b8cdccda19 < c4efdc1d4cb3e9183e41a1b2a5e0901dbbb31cdf d5a3b1f691865be576c2bffa708549b8cdccda19 < 15f1bd8574662f1b7b26aaa2e23ebf4066f0117d
Linux / Linux
4.6