CVE-2026-45971

5.5 Moyenne

Publiée le 27/05/2026 à 16:17 · Modifiée le 17/06/2026 à 12:52 · Analysée par le NVD · Source : 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Description

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOC_MAX_CACHE_SIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensive allocation paths (via kmalloc_large or vmalloc).

Traduire en français

Produits concernés

Linux
Linux linux kernel

Scores CVSS

Version	Score	Source	Vecteur
3.1	5.5 Moyenne	nvd@nist.gov (NVD)	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`

Références

https://git.kernel.org/stable/c/5835a077c6f5c565d525eaca9fac01572b97a9b9 Patch
https://git.kernel.org/stable/c/ea1535e28bb3773fc0b3cbd1f3842b808016990c Patch
https://git.kernel.org/stable/c/eb8166c79097996396468a341de258a798789d36 Patch

Ailleurs

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