CVE-2026-89799

7.8 Élevée

Publiée le 16/09/2026 à 13:16 · Modifiée le 21/10/2026 à 15:20 · Reçue · Source : 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Description

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.

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Produits concernés

Linux

Scores CVSS

Version	Score	Source	Vecteur
3.1	7.8 Élevée	416baaa9-dc9f-4396-8d5f-8c081fb06d67	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

Références

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

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories