CVE-2026-89799

Impact

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.

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

References

• NVD record
• CVE.org record
• https://git.kernel.org/stable/c/01fc93f670b3e759413a4d574c18ccfc636d2728
• https://git.kernel.org/stable/c/15f1bd8574662f1b7b26aaa2e23ebf4066f0117d
• https://git.kernel.org/stable/c/18c71e4b65ee60b8611fc071bdd7159f10185117
• https://git.kernel.org/stable/c/c4efdc1d4cb3e9183e41a1b2a5e0901dbbb31cdf
• https://git.kernel.org/stable/c/ccf481d73bce6e851cec364fe831c86fe66877cf
• https://git.kernel.org/stable/c/e79a70c2e97ae36bbdd371f0ce88a525f7b49f01